Choose the number which is different from others in the group: (A) 49 (B) 63 (C) 77 (D) 81

Choose the number which is different from others in the group: (A) 49 (B) 63 (C) 77 (D) 81
by

1 Answer

Answer :

Answer: B

49, 63 and 77 are divisible by 7.

But 81 is not divisible by 7.
by

Related questions

The missing term in the series 1, 4, 27 16, ? , 36, 343, ……is (A) 30 (B) 49 (C) 125 (D) 81

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Last Answer : (C) 125

Insert the missing number: 4:17 : : 7:? (A) 48 (B) 49 (C) 50 (D) 51

Description : Insert the missing number: 4:17 : : 7:? (A) 48 (B) 49 (C) 50 (D) 51

Last Answer : Answer: C Square of 4 is 16 +1 = 17 Therefore Square of 7 is 49 +1 = 50

Find out the number which should come at the place of question mark which will complete the following series: 5, 4, 9, 17, 35, ? = 139 (A) 149 (B) 79 (C) 49 (D) 69

Description : Find out the number which should come at the place of question mark which will complete the following series: 5, 4, 9, 17, 35, ? = 139 (A) 149 (B) 79 (C) 49 (D) 69

Last Answer : Answer: D 4 * 2 = 8 + 1 = 9 9 * 2 = 18 - 1=17 17 *2 = 34 + 1 =35 So 35 * 2 = 70 -1 = 69 Hence 4 + 5 + 9 + 17+ 35 + 69 =139 Twice the previous number plus 1 and twice the previous and minus 1 series

Find the next number in the following series: 2, 5, 10, 17, 26, 37, 50, ? (A) 63 (B) 65 (C) 67 (D) 69

Description : Find the next number in the following series: 2, 5, 10, 17, 26, 37, 50, ? (A) 63 (B) 65 (C) 67 (D) 69

Last Answer : Answer: B

Insert the missing number: 36/62, 39/63, 43/61, 48/64, ? (A) 51/65 (B) 56/60 (C) 54/60 (D) 33/60

Description : Insert the missing number: 36/62, 39/63, 43/61, 48/64, ? (A) 51/65 (B) 56/60 (C) 54/60 (D) 33/60

Last Answer : Answer: C Observer 36/62, 39/63, 43/61, 48/64, ? series Upper part is increase by 3, 4, 5, 6 i.e 36+3= 39, 39+4 = 43, 43+5 = 48, 48 + 6 = 54.

Which number is missing in the following series ? 2, 5, 10, 17, 26, 37, 50, ? (A) 63 (B) 65 (C) 67 (D) 69

Description : Which number is missing in the following series ? 2, 5, 10, 17, 26, 37, 50, ? (A) 63 (B) 65 (C) 67 (D) 69

Last Answer : Answer: B Observe that 2, 5, 10, 17, 26, 37, 50, ? There is difference between two number is 3, 5, 7, 9, 11, 13 So next is 50 +15=65

The missing term in the series 2, 7, 24, 77, ?, 723 is (A) 238 (B) 432 (C) 542 (D) 320

Description : The missing term in the series 2, 7, 24, 77, ?, 723 is (A) 238 (B) 432 (C) 542 (D) 320

Last Answer : Answer: A 

What is the rule for number sequence 100 81 64 49 36?

Description : What is the rule for number sequence 100 81 64 49 36?

Last Answer : The next number will be 25 because 5 times 5 = 25

In the following question from among the given alternative select the one in which the set of numbers is most like the set of number given in the questions. GiveSet:(4, 25, 81) 16. (a) (4, 36, 79) (b) (9, 48, 81) (c) (16, 64, 100) (d) (9,49, 143) 17. In the following question, number of letters are skipped in between by a particular rule. Which of the following series observes the rule? (a) BAFHTU (b) ACEGJL (c) ACFJOU (d) ADFHJL

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Last Answer : 16. (c) 17. (c)

In the series 1, 5, 13, 25, 41, ……., the next term is (A) 59 (B) 63 (C) 61 (D) 68

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Last Answer : Answer: C 

In the series 3, 11, 23, 39, 59, ..........., The next term will be (A) 63 (B) 73 (C) 83 (D) 93

Description : In the series 3, 11, 23, 39, 59, ..........., The next term will be (A) 63 (B) 73 (C) 83 (D) 93

Last Answer : Answer: C

The next term in the series: 2, 7, 28, 63, 126, — is (A) 215 (B) 245 (C) 276 (D) 296

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Last Answer : Answer: A 

A ship is reported to reach somewhere in the region as shown in figure. What is the probability that the ship reach in the shaded region. a. 11/67 b. 13/81 c. 1/77 d. 11/113

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Last Answer : c. 1/77

The hexadecimal equivalent of decimal 77 is ________. 81) A) 3D16 B) 3E16 C) 5D16 D) 4D16

Description : The hexadecimal equivalent of decimal 77 is ________. 81) A) 3D16 B) 3E16 C) 5D16 D) 4D16

Last Answer : D) 4D16

What is the output of the following code AL= 49 BCD, BH= 72 BCD SUB AL, BH DAS a) AL=D7, CF=1. b) AL=7D, CF=1. c) AL=77, CF=1 d) none of them.

Description : What is the output of the following code AL= 49 BCD, BH= 72 BCD SUB AL, BH DAS a) AL=D7, CF=1. b) AL=7D, CF=1. c) AL=77, CF=1 d) none of them.

Last Answer : d) none of them.

The left face of a one dimensional slab of thickness 0.2 m is maintained at 80°C and the right face is exposed to air at 30°C. The thermal conductivity of the slab is 1.2 W/m.K and the heat transfer co-efficient from the right face is 10 W/m2 .K. At steady state, the temperature of the right face in °C is (A) 77.2 (B) 71.2 (C) 63.8 (D) 48.7

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Last Answer : (D) 48.7

If you take your mid-day meal to school, what will be your mode of taking meal during recess hour? Options: A) You share your meal with others because other's food is tastier B) You take food with your friend in canteen C) You take food in isolation due to family customs and personal inhibitions D) You share your food with all the staff members and enjoy it in your group

Description : If you take your mid-day meal to school, what will be your mode of taking meal during recess hour? Options: A) You share your meal with others because other's food is tastier B) You take ... and personal inhibitions D) You share your food with all the staff members and enjoy it in your group

Last Answer : D) You share your food with all the staff members and enjoy it in your group

When in a group of propositions, one proposition is claimed to follow from the others, that group of propositions is called (A) An argument (B) A valid argument (C) An explanation (D) An invalid argument

Description : When in a group of propositions, one proposition is claimed to follow from the others, that group of propositions is called (A) An argument (B) A valid argument (C) An explanation (D) An invalid argument

Last Answer : (A) An argument

Find the median of the data 35, 28, 49, 56, 79, 81, 73 and 80.

Description : Find the median of the data 35, 28, 49, 56, 79, 81, 73 and 80.

Last Answer : Find the median of the data 35, 28, 49, 56, 79, 81, 73 and 80. A. 64.5 B. 65 C. 65.5 D. 66

What is the greatest common factor of 49 81 and 91?

Description : What is the greatest common factor of 49 81 and 91?

Last Answer : The GCF is 1.

What is the greatest common factor of 49 81 and 91?

Description : What is the greatest common factor of 49 81 and 91?

Last Answer : The GCF is 1.

What is the pattern of 36 49 64 81?

Description : What is the pattern of 36 49 64 81?

Last Answer : The simplest pattern that your teacher is most likely to wantis:U{n} = (n + 5)² for n = 1, 2, 3, 4ie each term is the square of the next whole number startingwith 6:{36, 49, 64, 81} = {6², 7², 8², 9²}

15 17 32 49 81 130 ? a) 179 b) 211 c) 194 d) 226 e) None of these

Description : 15 17 32 49 81 130 ? a) 179 b) 211 c) 194 d) 226 e) None of these

Last Answer : 15 + 17 = 32 17 + 32 = 49 32 + 49 = 81 49 + 81 = 130 81 + 130 = 211 Answer: b)

What is the LCM of 45 81 and 63?

Description : What is the LCM of 45 81 and 63?

Last Answer : 2835

What is the LCM of 45 81 and 63?

Description : What is the LCM of 45 81 and 63?

Last Answer : 2835

Calculate the Larmer angular frequency for a magnetic flux density of 12.34 x 10 -10 . a) 108.36 b) 810.63 c) 368.81 d) 183.36

Description : Calculate the Larmer angular frequency for a magnetic flux density of 12.34 x 10 -10 . a) 108.36 b) 810.63 c) 368.81 d) 183.36

Last Answer : a) 108.36

3 faucet A,B,C can fill a cistern from empty to full in 45mins, 35mins, and 25 mins respectively. When the cistern is empty all the 3 faucets are opened. A,B,c discharge chemical solutions A,B,C respectively. What is the proportion of solution C in the liquid in the tank after 5 mins? A) 63/143 B) 72/151 c) 67/173 D) 81/167

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Last Answer : A Part filled by (A+B+C) in 5 mins = 5(1/45 +1/35 + 1/25) = 5 (35+45+63/1575) = 143/315 Part filled by c in 5 mins = 5/25 = 1/5 Required ratio = 1/5 * 315/143 =63/143.

The average speed of a bus in the upward journey is 50% more than that in the return journey. The bus halts for 2 hrs on reaching the destination. The total time taken for the complete to and from trip is 34 hrs covering a distance of 1600 km. the speed of the bus in the upward journey is. a) 63.24 b) 65.67 c) 63.49 d) 62.49

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Last Answer : D Let the speed in return journey be x km/hr Then speed in upward journey = 150 /100 x = (3/2 x)km/hr Average speed = (2*3x/2*x) / (3x/2 +x) =3x2 / (5x/2) =6x2 / 5x =6x/5 km/hr Therefore (1600 ... 192x = 8000 X = 41.66 Speed in upward journey = (3/2 x ) km/hr =(3/2*41.66) =62.49 km/hr 

The average age of three -seventh of class is 49, what should be the average of remaining four-seventh students so that the average of the entire class is 63? A) 24.5 B) 86.5 C) 73.5 D) 25.5

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Last Answer : C) According to the question, 63=3/7×49+4/7×y 63=147/7+4y/7 441=147+4y 4y=294 Y=73.5

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Last Answer : Answer: B