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

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

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


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Related questions

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

The next term in the series 2, 5, 10, 17, 26, 37, ? is: (A) 50 (B) 57 (C) 62 (D) 72

Description : The next term in the series  2, 5, 10, 17, 26, 37, ? is: (A) 50 (B) 57 (C) 62 (D) 72

Last Answer : Answer: A

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Description : 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Last Answer : 22

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

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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.

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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

on analyzing the result of an competitive exam the teacher found that the average for the entire the class was 69 marks. If we say that average of 10 % of the students scored 77 marks and average of 28 % of the students scored 66 marks, then calculate average marks of the remaining students of the class A) 67.54 B) 68.26 C) 66.91 D) 69.06

Description :  on analyzing the result of an competitive exam the teacher found that the average for the entire the class was 69 marks. If we say that average of 10 % of the students scored 77 marks and average of 28 % of the ... marks of the remaining students of the class A) 67.54 B) 68.26 C) 66.91 D) 69.06 

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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

5 10 17 27 37 50 65 a) 10 b) 17 c) 27 d) 37 e) 50

Description : 5 10 17 27 37 50 65 a) 10 b) 17 c) 27 d) 37 e) 50

Last Answer : The series is +5, +7, +9, +11, .... Answer: c)

Insert the missing number in the following: 3, 8, 18, 23, 33, ?, 48 (A) 37 (B) 40 (C) 38 (D) 45

Description : Insert the missing number in the following: 3, 8, 18, 23, 33, ?, 48 (A) 37 (B) 40 (C) 38 (D) 45

Last Answer : Answer: C The Difference between 2 number in series is 5 then 10, 5 then 10. Therefore after 33 + 5 = 38.

Assuming that the disk head is located initially at 32, find the number of disk moves required with FCFS if the disk queue of I/O block requests are 98, 37, 14, 124, 65, 67: (A) 310 (B) 324 (C) 320 (D) 321

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Last Answer : (D) 321

Consider a disk queue with request for input/output to block on cylinders 98, 183, 37, 122, 14, 124, 65, 67 in that order. Assume that disk head is initially positioned at cylinder 53 and moving towards cylinder number 0. The total number of head movements using Shortest Seek Time First (SSTF) and SCAN algorithms are respectively (A) 236 and 252 cylinders (B) 640 and 236 cylinders (C) 235 and 640 cylinders (D) 235 and 252 cylinders

Description : Consider a disk queue with request for input/output to block on cylinders  98, 183, 37, 122, 14, 124, 65, 67  in that order. Assume that disk head is initially positioned at cylinder 53 and moving ... and 252 cylinders (B) 640 and 236 cylinders (C) 235 and 640 cylinders (D) 235 and 252 cylinders

Last Answer : Answer: 236 and 208 cylinders Explanation: SSTF Initial head position =53 The closest queue to initial head position=65 head moves from 53 to 65=12 head moves from 65 to 67=2 head moves from 67 ... 122=24 head moves from 122 to 124=2 head moves from 124 to 183=59 Total head movement=208 

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Last Answer : (C) 321

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

Description : 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 ... speed of the bus in the upward journey is. a) 63.24 b) 65.67 c) 63.49 d) 62.49

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 

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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 

Anitha travels 400 km by bus at 70 km/hr, 600 km by train at 80km/hr, 250 km by bike at 60 km/hr and 50 kn by car at 40 km/hr. what is the average speed for the total distance? a) 68.45 b) 69.45 c) 67.45 d) 69.77

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Last Answer : D Total distance = (400+250+50+600)km =1300 km Total time taken = (400/70 + 600/80+250/60+50/40) hrs =(40/7 +60/8+25/6+5/4) =(24*40)+(21*60)+(28*25)+(42*5) / 168 =960+1260+700+210 / 168 =(3130 / 168) Average speed =(1300*168 / 3130) km/hr =218400/3130 =69.77 km/hr

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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What is the number that comes next in the sequence? 2, 5, 9, 19, 37, __ (A) 76 (B) 74 (C) 75 (D) 50

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The missing number in the series : 0, 6, 24, 60, 120, ?, 336, is (A) 240 (B) 220 (C) 280 (D) 210

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Insert the missing number in the following series: 4 16 8 64 ? 256 (A) 16 (B) 24 (C) 32 (D) 20

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Last Answer : Answer: B 49, 63 and 77 are divisible by 7. But 81 is not divisible by 7.

What is the missing number in the series 4 5 8 17 44?

Description : What is the missing number in the series 4 5 8 17 44?

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What are the missing numbers 69 66 33 15 6?

Description : What are the missing numbers 69 66 33 15 6?

Last Answer : 69, 66, 33, 30, 15, 12, 6Minus three, cut in half, minus three, cut in half

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Description : What number comes in the sequence 98 63 37 19?

Last Answer : The sequence of number is 7.

Charge report prepared in a) ACG 67 b) ACG 63 c) ACG 61 d) ACG 40

Description : Charge report prepared in a) ACG 67 b) ACG 63 c) ACG 61 d) ACG 40

Last Answer : c) ACG 61

An AC circuit has a capacitive reactance of 30 ohms in addition to an inductive reactance of 40 ohms connected in series. What is the reactance of the circuit? A. 8.37 ohms B. 10.00 ohms C. 50.00 ohms D. 70.00 ohms

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Last Answer : Answer: B