Description : Their sum is 42 and difference is 16. Find number.
Last Answer : Their sum is 42 and difference is 16. Find number.
Description : The sum of three numbers is 210. If the ratio between the first and second number be 2:3 and that between the second and third be 4:5, then the difference between the first and third number? a) 21 b) 35 c) 42 d) 56 e) None of these
Last Answer : Answer: C a: b = 2:3 and b:c = 4:5 a:b:c = 8:12:15 Difference between first and third number = (7/35)*210 = 42
Description : Which expression shows the sum (7 plus 42) rewritten as a product of the GCF and a sum?
Last Answer : GCF(7, 42) = 77 = 7*1 and 42 = 7*6So 7 + 42 = 7*(1 + 6).
Description : which of the following expressions has a sum of 42/100?
Last Answer : 0.42
Description : An investor invested a sum of Rs. 12 lakhs in Company P in 1998. The total amount received after one year was re-invested in the same Company for one more year. The total appreciation received by the investor on his investment ... 2, 42,200 C. Rs. 2, 25,600 D. Rs. 2, 16,000 E. None of these
Last Answer : C. Rs. 2, 25,600
Description : A sum of amount of money is adequate to pay peter’s salary for 42 days and Harish’s salary for 56 days. The same money is adequate to pay the salary of both for. a) 12 days b) 24 days c) 36 days d) 48 days
Last Answer : B Let the total money be Rs.x Peter’s 1 day salary = Rs. x/42 Harish 1 day salary = Rs. x/56 (peter+harish)’s 1 day salary = Rs(x/42+x/56) =(4x+3x)/168 =7x/168 =x/24 Money is adequate to pay the salary of both for 24 days.
Description : Is square root of 42 rational or irrational?
Last Answer : The square root of 42 is an irrational number
Description : What is square footage of 54 x 42?
Last Answer : 2268
Description : Four equal sized maximum circular plates are cut off from a square sheet of area 784 cm2. What is the circumference of each plate? a) 22 cm b) 44 cm c) 42 cm d) 40cm
Last Answer : b) 44 cm
Description : The square of a two digit number is divided by half the number. After 36 is added to the quotient, this sum is then divided by 2. The digits of the resulting number are the same as those in ... 's place of the original number is equal to twice the difference between its digits. What is the number?
Last Answer : Answer: 46
Description : Find two number whose sum is 100 and the sum of twice of first part and square of the second is minimum.
Last Answer : Find two number whose sum is 100 and the sum of twice of first part and square of the second is minimum.
Description : What are two cubic numbers whose sum is a square number?
Last Answer : Need answer
Description : What is a two digit number whose sum of those digits is the square root of that number?
Last Answer : The number is 81.
Description : The sum of twice the square of a number and 7 times the number equals 15. What is the number? 1.1/2 2.3/4 3.3/2 4.5/3
Last Answer : Answer-3 (3/2) Explanation:-2x^2 + 7x = 15 2x^2 + 7x – 15 = 0 2x^2 + 10x-3x – 15 = 0 2x(x+5)-3(x+5) = 0 (x+5)(2x-3) = 0 x = -5 or x = 3/2
Description : One number is 3 more than another and the sum of their square is 269.Find the number. 1.10 2.12 3.15 4.20
Last Answer : Answer-1 (10) Explanation:- x is one number x+3 the other x^2 +x^2 +6x+9 ; (that is (x+3)(x+3) =269 2x^2+6x -260=0 x^2+3x-130=0 , dividing by 2. (x+13)(x-10)=0 one number is 10, the other is 13 squared 10=100 square 13=169 sum is 269
Description : The volume of a cube is numerically equal to sum of its edges. What is the total surface area in square units ? -Maths 9th
Last Answer : answer:
Description : A man has nine children, born at regular intervals. The sum of their squares of their ages is equal to the square of his own age.What are the ages of the children? -Riddles
Last Answer : 2 - 5 - 8 - 11 - 14 - 17 - 20 - 23 - 26
Description : Find two numbers whose sum is 12 and the product of the square of one part and the 4th power of other is maximum.
Last Answer : Find two numbers whose sum is 12 and the product of the square of one part and the 4th power of other is maximum.
Description : Frame the formula: The square of the difference of p and q is equal to the sum of `p^(2),q^(2) and (-2pq)`
Last Answer : Frame the formula: The square of the difference of p and q is equal to the sum of `p^(2),q^(2) and (-2pq)` A. ... 2pq` D. `(p+q)^(2)=p^(2)+q^(2)-2pq`
Description : if the slant height (l) of a cone is equal to the square root of the sum of the squares of radius (r) and height (h) then,
Last Answer : if the slant height (l) of a cone is equal to the square root of the sum of the squares of radius (r) and height (h) ... (2))` D. `r^(2)-h^(2)=l^(2)`.
Description : What is 84 as the sum of 4 square numbers?
Last Answer : 81 + 1 + 1 + 1
Description : What is the sum of 3rd and fifth square numbers?
Last Answer : 2
Description : If the square of the length of the longest side of a triangle is less than the sum of the squares of the lengths of the other two sides then the triangle is an acute triangle?
Description : Electrical force exerted by two point charges on each other is inversely proportional to A. sum of their charges B. product of their charges C. distance between them D. square of distance between them
Last Answer : square of distance between them
Description : If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span ... (L + 2D/3)² (C) WL/10 (L - 2D/3)² (D) WL/12 (L - D/3)²
Last Answer : Answer: Option C