Explore topic-wise MCQs in Aptitude.

This section includes 285 Mcqs, each offering curated multiple-choice questions to sharpen your Aptitude knowledge and support exam preparation. Choose a topic below to get started.

251.

The sum of HCF and LCM of two numbers is 403 and their LCM is 12 times their HCF. If one number is 93, then find the another number.

A. 115
B. 122
C. 124
D. 138
E. None of the above
Answer» D. 138
Discussion
252.

The LCM of two numbers is 20 times of their HCF and (LCM + HCF) = 2520. If one number is 480, what will be the triple of another number?

A. 1200
B. 1500
C. 2100
D. 1800
E. None of the above
Answer» E. None of the above
Discussion
253.

Find the least number which when divided by 16, 18 and 20 leaves a remainder 4 in each case, but is completely divisible by 7.

A. 2884
B. 2256
C. 865
D. 3332
E. None of the above
Answer» B. 2256
Discussion
254.

Find the HCF of 132, 204 and 228.

A. 12
B. 18
C. 6
D. 21
Answer» B. 18
Discussion
255.

What is the greatest number which divides 390, 480 and 620 so as to leave the same remainder in each case ?

A. 15
B. 10
C. 20
D. 19
Answer» C. 20
Discussion
256.

Consider the number between 300 and 400 which when divided by 12, 18 and 36 leaves 4 as remainder in each case. what is the sum of the number ?

A. 840
B. 692
C. 324
D. 1024
Answer» C. 324
Discussion
257.

Find the HCF of 1/2, 3/4, and 4/5?

A. 1/20
B. 1/40
C. 20
D. 15
E. None of the above
Answer» B. 1/40
Discussion
258.

Find the HCF of 4/5 and 7/15?

A. 1/13
B. 1/5
C. 1/15
D. 1/25
E. None of the above
Answer» D. 1/25
Discussion
259.

What least number must be subtracted from 1294 so that the remainder when divided by 9, 11,13 will leave in each case the same remainder 6 ?

A. 0
B. 1
C. 2
D. 3
Answer» C. 2
Discussion
260.

Find the number lying between 900 and 1000 which when divided by 38 and 57, leaves in each case a remainder 23 ?

A. 935
B. 945
C. 925
D. 955
Answer» B. 945
Discussion
261.

Find the sum of three numbers which are prime to one another such that the product of the first two is 437 and that of the last two is 551 ?

A. 91
B. 81
C. 71
D. 70
Answer» D. 70
Discussion
262.

An inspector of schools wishes to distribute 84 balls and 180 bats equally among a number of boys. Find the greatest number receiving the gift in this ways ?

A. 14
B. 15
C. 16
D. 12
Answer» E.
Discussion
263.

What least number must be subtracted from 1936, so that the remainder when divided by 9, 10, 15 will leave in each case the same remainder 7 ?

A. 46
B. 53
C. 39
D. 44
Answer» D. 44
Discussion
264.

The product of two numbers is 2028 and their HCF is 13. The number of such pairs is

A. 1
B. 2
C. 3
D. 4
Answer» C. 3
Discussion
265.

LCM of two numbers is 2079 and their HCF is 27. If one of the number is 189, the other number is

A. 297
B. 584
C. 189
D. 216
Answer» B. 584
Discussion
266.

The product of two numbers is 2160 and their HCF is 12. Number of such possible pairs is

A. 1
B. 2
C. 3
D. 4
Answer» C. 3
Discussion
267.

Product of two co-prime numbers is 117. Then their L.C.M. is

A. 117
B. 9
C. 13
D. 39
Answer» B. 9
Discussion
268.

The LCM of two numbers is 4 times their HCF. The sum of LCM and HCF is 125. If one of the number is 100, then the other number is

A. 5
B. 25
C. 100
D. 125
Answer» C. 100
Discussion
269.

The H.C.F. of two numbers is 96 and their L.C.M. is 1296. If one of the number is 864, the other is

A. 132
B. 135
C. 140
D. 144
Answer» E.
Discussion
270.

The LCM of two numbers is 520 and their HCF is 4. If one of the number is 52, then the other number is

A. 40
B. 42
C. 50
D. 52
Answer» B. 42
Discussion
271.

The HCF of two numbers is 15 and their LCM is 225. If one of the number is 75, then the other number is :

A. 105
B. 90
C. 60
D. 45
Answer» E.
Discussion
272.

The product of two numbers is 1280 and their H.C.F. is 8. The L.C.M. of the number will be :

A. 160
B. 150
C. 120
D. 140
Answer» B. 150
Discussion
273.

LCM of two numbers is 225 and their HCF is 5. If one number is 25, the other number will be:

A. 5
B. 25
C. 45
D. 225
Answer» D. 225
Discussion
274.

The LCM of two numbers is 30 and their HCF is 5. One of the number is 10. The other is

A. 20
B. 25
C. 15
D. 5
Answer» D. 5
Discussion
275.

The HCF of two numbers is 15 and their LCM is 300. If one of the number is 60, the other is :

A. 50
B. 75
C. 65
D. 100
Answer» C. 65
Discussion
276.

The LCM of two numbers is 864 and their HCF is 144. If one of the number is 288, the other number is :

A. 576
B. 1296
C. 432
D. 144
Answer» D. 144
Discussion
277.

The HCF and product of two numbers are 15 and 6300 respectively. The number of possible pairs of the numbers is

A. 4
B. 3
C. 2
D. 1
Answer» D. 1
Discussion
278.

The HCF and LCM of two numbers are 18 and 378 respectively. If one of the number is 54, then the other number is

A. 126
B. 144
C. 198
D. 238
Answer» B. 144
Discussion
279.

The H.C.F and L.C.M of two numbers are 12 and 336 respectively. If one of the number is 84, the other is

A. 36
B. 48
C. 72
D. 96
Answer» C. 72
Discussion
280.

The H.C.F. and L.C.M. of two numbers are 8 and 48 respectively. If one of the number is 24, then the other number is

A. 48
B. 36
C. 24
D. 16
Answer» E.
Discussion
281.

The HCF of two numbers is 16 and their LCM is 160. If one of the number is 32, then the other number is

A. 48
B. 80
C. 96
D. 112
Answer» C. 96
Discussion
282.

The H.C.F. and L.C.M. of two 2-digit numbers are 16 and 480 respectively. The numbers are :

A. 40, 48
B. 60, 72
C. 64, 80
D. 80, 96
Answer» E.
Discussion
283.

The LCM of two numbers is 1920 and their HCF is 16. If one of the number is 128, find the other number.

A. 204
B. 240
C. 260
D. 320
Answer» C. 260
Discussion
284.

The L.C.M. of two numbers is 1820 and their H.C.F. is 26. If one number is 130 then the other number is :

A. 70
B. 1690
C. 364
D. 1264
Answer» D. 1264
Discussion
285.

The product of two numbers is 4107. If the H.C.F. of the numbers is 37, the greater number is

A. 185
B. 111
C. 107
D. 101
Answer» C. 107
Discussion