What is the least number which when divided by 8, 12, 18 and 24 leaves the remainders 4, 8, 14 and 20 respectively?
A. 78
B. 68
C. 58
D. None
Problems on L.C.M and H.C.F · Easy · 3 weeks ago
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Problems on L.C.M and H.C.F
The wheels revolve round a common horizontal axis. They make 15, 20 and 48 revolutions in a minute respectively. Starting with a certain point on the circumference down wards. After what interval of time will they come together in the same position?
A. 1 min
B. 2 min
C. 3 min
D. None
Problems on L.C.M and H.C.F · Easy · 3 weeks ago
Two numbers 4242 and 2903 when divided by a certain number of three digits, leave the same remainder. Find the number?
A. 101
B. 103
C. 107
D. 113
Problems on L.C.M and H.C.F · Easy · 3 weeks ago
There are four prime numbers written in ascending order of magnitude. The product of the first three is 385 and of the last three is 1001. Find the fourth number?
A. 5
B. 7
C. 11
D. 13
Problems on L.C.M and H.C.F · Easy · 3 weeks ago
There are four prime numbers written in ascending order of magnitude. The product of the first three is 7429 and of the last three is 12673. Find the fourth number?
A. 17
B. 29
C. 23
D. 31
Problems on L.C.M and H.C.F · Easy · 3 weeks ago
How many minimum number’s of whole square slabs are required for paving the floor 12.96 meters long and 3.84 meters side?
A. 216
B. 192
C. 108
D. 256
Problems on L.C.M and H.C.F · Easy · 3 weeks ago
A room is 4 meters 37 cm long and 3 meters 23cm broad. It is required to pave the floor with minimum square slabs. Find the number of slabs required for this purpose?
A. 485
B. 431
C. 391
D. 381
Problems on L.C.M and H.C.F · Easy · 3 weeks ago
Find the size of the largest square slabs which can be paved on the floor of a room 5 meters 44 cm long and 3 meters 74 cm broad?
A. 56
B. 42
C. 38
D. 34
Problems on L.C.M and H.C.F · Easy · 3 weeks ago
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