12698975
Descripción
Test por rem institute, actualizado hace más de 1 año
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Creado por rem institute
hace más de 6 años
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Pregunta 1
Pregunta
The H.C.F of two numbers is 8. which of the following can never be their L.C.M
Respuesta
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24
-
48
-
56
-
60
Pregunta 2
Pregunta
The LCM of two numbers is 1820 and their HCF is 26. If one number is 130 then the other number is:
Respuesta
-
70
-
1690
-
364
-
1264
Pregunta 3
Pregunta
The HCF and LCM of two numbers are 11 and 385 respectively. The numbers are
Respuesta
-
11 and 385 & 55 and 77
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11 and 385
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55 and 77
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20 and 770
Pregunta 4
Pregunta
The HCF of two numbers, each having three digits is 17 and their LCM is 714. The sum of the numbers will be:
Respuesta
-
289
-
391
-
221
-
731
Pregunta 5
Pregunta
The sum of two numbers is 36 and their HCF is 4. How many pairs of such numbers are possible?
Respuesta
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1
-
2
-
3
-
4
Pregunta 6
Pregunta
If the ratio of two numbers is 2:3 and their LCM is 54, then the sum of the two numbers is
Respuesta
-
15
-
5
-
45
-
270
Pregunta 7
Pregunta
The HCF and product of two numbers are 15 and 6300 respectively. The number of positive pairs of the numbers is
Respuesta
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4
-
3
-
2
-
1
Pregunta 8
Pregunta
The sum of two numbers is 384. HCF of the numbers is 48. The difference of the numbers is
Respuesta
-
100
-
192
-
288
-
336
Pregunta 9
Pregunta
The maximum number of students among whom 1001 pens and 910 pencils can be distributed in such a way that each student gets the same number of pens and same number of pencils, is
Respuesta
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91
-
1001
-
910
-
1911
Pregunta 10
Pregunta
The greatest number of four digits which when divided by 12,16 and 24 leave remainders 2,6 and 14 respectively is
Respuesta
-
9974
-
9970
-
9807
-
9998
Pregunta 11
Pregunta
What is the least number of square tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?
Respuesta
-
840
-
841
-
820
-
814
Pregunta 12
Pregunta
The LCM of two numbers is 20 times their HCF. The sum of HCF and LCM is 2520. If one of the number is 480, the other number is
Respuesta
-
400
-
480
-
520
-
600
Pregunta 13
Pregunta
An electronic device makes a beep after every 60 sec. Another device makes a beep after every 62 sec. They beeped together at 10 a.m. The time when they will next make a beep together at the earliest, is
Respuesta
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10:28 am
-
10:30 am
-
10:31 am
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Noneof these
Pregunta 14
Pregunta
Find the largest number of four digits which is exactly divisible by 27,18,12,15
Respuesta
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9700
-
9730
-
9720
-
9710
Pregunta 15
Pregunta
Six bells commence tolling together and toll at the intervals of 2,4,6,8,10,12 seconds resp. In 60 minutes how many times they will toll together.
Respuesta
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15
-
16
-
30
-
31
Pregunta 16
Pregunta
The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is
Respuesta
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27
-
22
-
56
-
48
Pregunta 17
Pregunta
Find the greatest number which on dividing 1661 and 2045, leaves a reminder of 10 and 13 respectively
Respuesta
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125
-
127
-
129
-
131
Pregunta 18
Pregunta
The HCF and LCM of two numbers are 13 and 455 respectively. If one of the numbers lies between 75 and 125, then, that number is:
Respuesta
-
78
-
91
-
104
-
117
Pregunta 19
Pregunta
The least number which when divided by 4, 6, 8, 12 or 16 leaves a remainder of 2 in each case is:
Respuesta
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46
-
48
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50
-
56
Pregunta 20
Pregunta
The LCM of two numbers is 495 and their HCF is 5. If the sum of the numbers is 100, then their difference is:
Respuesta
-
90
-
10
-
70
-
46
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