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Problems on L.C.M and H.C.F

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?

Mathematics Mcqs, Problems on L.C.M and H.C.F /
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

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? Read More »

Mathematics Mcqs, Problems on L.C.M and H.C.F

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?

Mathematics Mcqs, Problems on L.C.M and H.C.F /
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
Explanation:
(7429/12673) = 17/29 Fourth Number is 29

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? Read More »

Mathematics Mcqs, Problems on L.C.M and H.C.F

How many minimum number’s of whole square slabs are required for paving the floor 12.96 meters long and 3.84 meters side?

Mathematics Mcqs, Problems on L.C.M and H.C.F /
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
Explanation:
HCF of 384, 1296 = 48
48 * 48 * x = 384 * 1296
x = 216

How many minimum number’s of whole square slabs are required for paving the floor 12.96 meters long and 3.84 meters side? Read More »

Mathematics Mcqs, Problems on L.C.M and H.C.F

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?

Mathematics Mcqs, Problems on L.C.M and H.C.F /
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
Explanation:
HCF of 323, 437 = 19
323 * 437 = 19 * 19 * x
x = 391

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? Read More »

Mathematics Mcqs, Problems on L.C.M and H.C.F

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?

Mathematics Mcqs, Problems on L.C.M and H.C.F /
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
Explanation:
HCF of 374, 544 = 34

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? Read More »

Mathematics Mcqs, Problems on L.C.M and H.C.F

A wholesale tea dealer 408 kilograms, 468 kilograms and 516 kilograms of three different qualities of tea. He wants it all to be packed into boxes of equal size without mixing. Find the capacity of the largest possible box?

Mathematics Mcqs, Problems on L.C.M and H.C.F /
A wholesale tea dealer 408 kilograms, 468 kilograms and 516 kilograms of three different qualities of tea. He wants it all to be packed into boxes of equal size without mixing. Find the capacity of the largest possible box?

A. 50
B. 36
C. 24
D. 12
Explanation:
HCF of 408, 468, 516 = 12

A wholesale tea dealer 408 kilograms, 468 kilograms and 516 kilograms of three different qualities of tea. He wants it all to be packed into boxes of equal size without mixing. Find the capacity of the largest possible box? Read More »

Mathematics Mcqs, Problems on L.C.M and H.C.F

A merchant has three different types of milk: 435 liters, 493 liters and 551 liters. Find the least number of casks of equal size required to store all the milk without mixing.

Mathematics Mcqs, Problems on L.C.M and H.C.F /
A merchant has three different types of milk: 435 liters, 493 liters and 551 liters. Find the least number of casks of equal size required to store all the milk without mixing.

A. 51
B. 61
C. 47
D. 45
Explanation:
HCF of 435, 493, 551 = 29
(453/29) + (493/29) + (551/29) = 51

A merchant has three different types of milk: 435 liters, 493 liters and 551 liters. Find the least number of casks of equal size required to store all the milk without mixing. Read More »

Mathematics Mcqs, Problems on L.C.M and H.C.F