The ratio of the number of students in schools X and Y is 4:7. if 15 students from Y join X, then the ratio becomes 1:1. What is the total number of s

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The ratio of the number of students in schools X and Y is 4:7. if 15 students from Y join X, ... the total number of students in the schools X and Y?

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Description : The students in three classes are in the ratio 4 : 6 : 9. If 12 students are increased in each class, the ratio changes to 7 : 9 : 12. Then the total number of students in the three classes before the increase is: a) 95 b) 76 c) 100 d) 114 e) None of these 

Last Answer : Answer: B Let originally were 4x, 6x and 9x student there in classes receptively. After 12 students increase in each student then students were 7x, 9x and 12x in each class respectively. Now, Total Students = 7x + 9x ... number of student in three classes, = 4x + 6x + 9x = 19x = 19 * 4 = 76. 

Description : X, Y, Z are becomes a partner in their business with X's share receives Rs.117000. If out of a total profit of Rs 8100,X gets Rs.3900 and Y gets Rs. 2700, Z gets Rs.1500 then total capital of Y and Z is, A) 36900 B) 146000 C) 126000 D) 247000

Last Answer : Answer: C) Profit ratio is, X:Y:Z=3900: 2700:1500 X:Y:Z =13 :9:5 Then, X,Y,Z capitals are 13x,9x &5x X’s receives amount is, 13x=117000 =>x=9000 Total capital of Y&Z is, =9000*14=126000

Description : X, Y, Z started a business with their investment in the ratio of 4/5: 4/7: 5/9, after 6months. X has withdrawn half of his investment. Also X will get 30% of profit for being an active partner. At the ... Rs. 54750. Then find the total profit earned by Y and Z? A) 25200 B) 28600 C) 25010 D) 26867

Last Answer : Answer: C) Let investment of X, Y, Z be 4/5 x,4/7x &5/9 x =>252x, 180x & 175x Profit ratio of X, Y, Z is 252x*6+126x*6:180x*12 :175x *12 =189:180:175 Active partner X's amount= ... 30/100 =Rs.16425 Remaining profit =54750-16425 =Rs.38325 Total profit earned by Y*Z= 38325*355/544 =Rs. 25010

Description : The equation of the line bisecting the join of (3, – 4) and (5, 2) and having its intercepts on the x-axis and y-axis in the ratio 2 : 1 is -Maths 9th

Last Answer : (d) \(\lambda\) = \(\mu\) Let the equation of the line in the intercept from be\(rac{x}{\lambda}\)+ \(rac{y}{\mu}\) = 1Since it passes through (4, 3) and (2, 5)\(rac{4}{\lambda}\) + \(rac{3}{\mu}\) = 1 ... ) = 1 - \(rac{3}{7}\) = \(rac{4}{7}\) = \(\lambda\) = 7∴ \(\lambda\) = \(\mu\) = 7.

Description : From a total of six men and four ladies, a committee of three is to be formed. If Mrs.X is not willing to join the committee in which Mr.Y is a member, whereas Mr.Y is willing to join the committee only if Mrs.Z is included. How many such committees are possible? a) 138 b) 128 c) 112 d) 91

Last Answer : d) 91

Description : When 7 is added to the numerator and denominator of the fraction, then the new ratio of numerator and denominator becomes 13:19, what is the original ratio ? A) 11:13 B) 7:9 C) 4:7 D) Can’t be determined E) None of these

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Description : Tarani and Ruba invest in a business ratio 7:8. If 24% of the total profit goes to charity and Ruba 's share is Rs 1506. Then then profit goes to Tarani and Ruba is A) 1675 B 2688 C) 2823 D) 1495

Last Answer : Answer: C)  Let total profit =X  Balance profit after =76%of X  Ruba’s share =76/100 *x*8/15=1506  X=Rs.3715  Then the profit =3715*76/100=Rs2823

Description : A bag contains 25p coins, 50p coins and 1 rupee coins whose values are in the ratio of 8:4:2.If the total values of coins is X and the total amount in rupees is Y,then which of the following is true A) X = 840; Y = 360 B) X = 966; Y = 345 C) X = 840; Y = 280 D) X = 740; Y = 260 E) None of these

Last Answer : Answer: A Value is given in the ratio 8:4:2. By option, (8x*0.25) + (4x*0.5) + (2x*1) = 840. So X=840 Y=360

Description : The average age of students of a class is 15.8 years. The average age of boys in the class is 16.4 years and that of the girls is 15.4 years. The ratio of the number of boys to the number of girls in the class is: A. 1 : 4 B. 2 : 3 C. 3 : 4 D. 4 : 2 E. None of these

Last Answer : Answer – B (2 : 3) Explanation – Let the ratio be k:1 Then, k x 16.4 + 1 x 15.4 = (k + 1) x 15.8 (16.4 – 15.8) k = (15.8 – 15.4) k=2/3

Description : What number must be added to each term of the ratio 7:5 so that it becomes 4:3?

Last Answer : What number must be added to each term of the ratio 7:5 so that it becomes 4:3?

Description : Seven men, five women and eight children were given as assignment of distributing 2000 books to students in a school over a period of three days. All of them distributed books on the first day. One of the second ... distributed on the second day? a) 1000 b) 800 c) 650 d) 900 e) Cannot be determined

Last Answer : Answer: C Sol. Let the books distributed by man, a woman and a child be 5x, 4x and 2x respectively. ∴ No. of books distributed in 1st day = 7 5x+5 4x+8 2x=71x No. of books distributed in 2nd day =7 ... 2x=46x 71x + 57x + 46x = 2000, x = 2000/174 57x=2000/174 57= 655 650 (Approx)

Description : Find the coordinates of the point which divides the join of the points (8, 9) and (–7, 4) internally in the ratio 2 : 3. -Maths 9th

Last Answer : The circumcentre of a triangle is equidistant from the vertices of a triangle. Let A(3, 0), B(-1, -6), and C(4, -1) be the vertices of ΔABC and P(x, y) be the circumcentre of this triangle. Then, PA = PB = PC ⇒ PA2 = PB2 = ... PC = \(\sqrt{(1-3)^2+(-3-0)^2}\) = \(\sqrt{4+9}\) = \(\sqrt{13}\) units.

Description : Determine the ratio in which 2x +3y – 30 = 0 divides the join of A(3, 4) and B(7, 8) and at what point? -Maths 9th

Last Answer : Let A(1, 2) and B(11, 9) be the given points. Let the points of trisection be P and Q. Then,AP = PQ = QB = k (say)⇒ AQ = AP + PQ = 2k and PB = PQ + QB = 2k ∴ AP : PB = k : 2k = 1 : 2 and AQ ... two points of trisection are \(\big(rac{13}{3},rac{13}{3}\big)\) and \(\big(rac{23}{3},rac{20}{3}\big)\).

Description : Compute the value of adding the following two fuzzy integers: A = {(0.3,1), (0.6,2), (1,3), (0.7,4), (0.2,5)} B = {(0.5,11), (1,12), (0.5,13)} Where fuzzy addition is defined as μA+B(z) = maxx+y=z (min(μA(x), μB( ... ,18)} (D) {(0.3,12), (0.5,13), (0.6,14), (1,15), (0.7,16), (0.5,17), (0.2,18)}

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Last Answer : if the ratio of the ages (in years) of x and y, 8 years ago is 7:6, then which of the following can be ... years from now? A. 82 B. 97 C. 75 D. 94

Description : Durga invested Rs X for 5 months and Y for remaining time. Moushsree invested Rs Y for 9.months and X for the remaining time. At the end of the year profits are in the ratio 4:5. Then find what % of X is Y? A) 6.2 % B) 7.69% C) 5.25% D) 3.2%

Last Answer : Answer: B)  Durga investment =5X+7Y  Moushsree investment =9Y+3X  (5X+7Y)/(9Y+3X)=4/5  X/Y=1/13 *100=7.69%

Description : If you join your class on the very first day of opening the session, and take introduction of the students, the primary objective of this introduction(for you) will be Options: A) Exploration of ... do the school job for you D) To know about student's potentialities along with their family status

Last Answer : D) To know about student's potentialities along with their family status 

Description : Two numbers are in the ratio ` 3 : 4` When 7 is added to each, the ratio becomes ` 4 : 5` Find the numbers.

Last Answer : Two numbers are in the ratio ` 3 : 4` When 7 is added to each, the ratio becomes ` 4 : 5` Find the numbers.

Description : Three year ago, ratio of Tom and Ram age’s was 5 : 6 respectively. After 12 years, this ratio becomes 6 : 7. How old is Ram at present? a) 39years b) 93 years c) 78 years d) 87 years

Last Answer : B We are given that age ratio of tom and ram = 5 : 6 Tom's age = 5x and Ram's age = 6x 3 years ago, their age was 5x and 6x. Hence at present, Tom's age = 5x +3 and Ram's age = 6x +3 After 12years, Tom's ... = 6 / 7 7 (5x + 15) = 6 (6x + 15) X = 15 Ram's present age = (6x + 3) = 93years 

Description : A container contains a mixture of two liquids P and Q in the ratio 7 : 5. When 9 litres of mixture are drawn off and the container is filled with Q, the ratio of P and Q becomes 7 : 9. How many litres of liquid P was contained in the container initially? a) 12 b) 21 c) 93 d)17 e) None 

Last Answer : B Let initial quantity of P in the container be 7x and initial quantity of Q in the container be 5x Now 9 litres of mixture is drawn off from the container. Quantity of P in 9 litres of the mixture drawn off ... = 7 : 9 x=16* 21/4*28 Litres of P contained in the container initially =7x = 21

Description : Saravanan has scored an total of 90% in an examination with five subjects in the ratio 18:14:15:21:22. If 85% is the marks required to get an ‘A’ grade in each subject, then find in how many subjects did he get an ‘A’ grade. Given that the maximum marks in each subject is 120. A) 2 B) 3 C) 4 D) 5 

Last Answer : Answer: B) Maximum total marks = 5 120 = 600 Marks scored by Saravanan = 90/100*600=540 Let the marks scored by him in the 5 subjects be 18x,14x,15x,21x and 22x respectively. 18x + 14x + 15x + 21x + ... A' grade i.e. 0.85 120 = 102 Therefore, he has got an A' grade in 3 subjects.

Description : If a student becomes unconscious in the class what will you do first? Options: A) Rushing to the principal's office and canvassing for help impatiently B) Telephoning student's parents and waiting for ... to him and trying to contact any nearby doctor D) making arrangement to send him to his home 

Last Answer : C) Giving first aid to him and trying to contact any nearby doctor  

Description : The ratio of the number of boys to the number of girls in a school is 6 : 5. If 20% of boys and 45% of girls come by bus to school, what percentage of students opt transport other than bus to come to school? A) 68 9/11% B) 68 7/11% C) 72 7/11% D) 73% E) 73 5/11%

Last Answer : Answer: B If 20% of boys and 45% of girls come by bus, then 80% of boys and 55% of girls opt transport other than bus. Let total number of students in school = x So boys who opt other transport are (80/100) * 6/(6+5 ... (24x/55) + (x/4) = 151x/220 So required % = [(151x/220)/x] * 100 = 68 7/11 %

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Description : The salary of two friends Ramu and Raju are in the ratio 4:5. If the salary of each one increases by Rs.6000, then the new ratio becomes 48:55. What is Raju's present salary? a) Rs.10500 b) Rs.10500 c) Rs.11500 d) Rs.12500

Last Answer : Answer : B Ratio their salary is 4:5 Let the original salary of Ramu and Raju be 4k and 5k respectively. After increasing Rs.6000, the ratio becomes 48:55 That is, (4k+6000)/(5k+6000) = 48/55 ... of Raju; that is, 5k. If 20k = 42000 then 5k = 10500. Hence the required answer is Rs.10500

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Description : Wipro is the leading IT company then the profit earned by same organization is distributed among HR and officers in the ratio of 13:7 respectively. If the number of HR is 104 and the number of officers is ... amount received by HR is Rs 6000. What was the total amount of profit earned (in lakhs )?

Last Answer : Total amount distributed among 104 HR’s= Rs. 104*6000 =Rs. 624000 Let the amount distributed to 156 officers be x Then 624000/x = 13/ 7 Then x = Rs, 336000 The total profit = Rs. 624000+336000= Rs. 9.6lakhs

Description : Do schools provide suport or at least give students breaks when students have to deal with family issue?

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Last Answer : It’s possible. I would contact a lawyer and explore the possibilities.

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Last Answer : answer:Could you post a link to the chart? I think such a chart could be an excellent teaching tool. OTOH, such a chart has quite a potential to be abused as a political tool to skew the ... impartial teaching tool or a way to push the whole evil capitalist world view without actually seeing it.

Description : Which students are getting the better shake, home schooled students, those in private schools, or those in public schools?

Last Answer : answer:The cons to that would be lack of peer interaction, which might make them awkward in social settings around other kids. No Intramural sports. Maybe limited access to lab setups, etc. ... often with other homeschool kids, and sometimes more often and of more variety than public schooled kids.

Description : Jamie Oliver's Food Revolution: Is it disgusting what American schools feed it's students?

Last Answer : YES, it’s been a complaint of mine for years

Description : Can schools grade students based upon attendance?

Last Answer : Most school i know do this, unless u have a doctors notes\ records showing you where out for medical reasons. Its unfair, but it looks like they are allowed to do this

Description : 95 students each from 102 schools participated -Maths 9th

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Description : How should society reimagine our schools so that all students receive a quality education?

Last Answer : In society, supervision could be performed by the state or corporate entities to monitor and control its citizens

Description : Beating students in schools still exist in your country?

Last Answer : I grew up and went to school in an era that did allow the authorities to beat a student if the parents gave them permission. Thankfully, my parent's refused this and wouldn't allow the school to touch ... my child I would press charges against them. This is not the way to teach a child in school.

Description : Do credits from vocational schools transfer for students seeking a nursing degree from a four-year university?

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Description : Which Wisconsin high schools offer drama classes to students?

Last Answer : Monroe high school, in Monroe Wisconsin offers drama production classes as part of their broad-based curriculum

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Last Answer : Community colleges are not only more affordable but provide an excellent education even for those with mediocre grades. These colleges are more readily accepting of their applicants.

Description : Which of the following ended the segregation of Mexican American students is us schools?

Last Answer : Mendez v. Westminister decision

Description : The introduction of career courses in schools and colleges aims at (a) Developing the ability to make the intelligent choice of jobs (b) Providing professional knowledge to students (c) Increasing G.K. in students (d) all of the above.

Last Answer : (a) Developing the ability to make the intelligent choice of jobs

Description : The introduction of career courses in schools and colleges aims at (a) Developing the ability to make the intelligent choice of jobs (b) Providing professional knowledge to students (c) Increasing G.K. in students (d) All of the above

Last Answer : (a) Developing the ability to make the intelligent choice of jobs

Description : Our modern day schools are oriented towards the development on the parts of students of (a) Personnel adequacy and independence (b) Socially acceptable behavior (c) a sound system of ethical values (d) Adequate behavior

Last Answer : (d) Adequate behavior

Description : The introduction of career courses in schools and colleges aims at Options: A) developing the ability to make the intelligent choice of jobs B) providing professional knowledge to students C) increasing g. k. in students D) All of the above

Last Answer : A) developing the ability to make the intelligent choice of jobs 

Description : School based assessment is primarily based on the principle that Options: A) teachers know their learners' capabilities better than external examiners B) students should at all costs get high ... schools are more efficient than external bodies of examination D) assessment should be very economical

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