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.Management Sciences
Category: Problems on L.C.M and H.C.F
Three numbers are in the ratio 1:2:3 and their H.C.F is 12. The numbers are__________?
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A. 4, 8, 12
B. 5, 10, 15
C. 10, 20, 30
D. 12, 24, 36
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In finding the HCF of two numbers, the last divisor was 41 and the successive quotients, starting from the first, where 2, 4 and 2. The numbers are______?
A. 700,400
B. 820,360
C. 800,500
D. 820,369
The greatest number of four digits that have 144 for their HCF is___________?
A. 9930
B. 9903
C. 9935
D. 9936
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The least number of four digits which is divisible by 4, 6, 8 and 10 is_________?
A. 1080
B. 1085
C. 1075
D. 1095
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The H.C.F of two numbers is 8. Which of the following can never be their L.C.M?
A. 24
B. 48
C. 56
D. 60
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