Question:Two numbers are in the ratio of 15 : 11. If their H.C.F. is 13, then the numbers are :
A 12,55
B 105, 77
C 15, 11
D 195,143
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+ Answer
D
+ Explanationsolution:
Let the required numbers be 15x and 11x.
Then ,their H.C.F. is x. so, x=13.
`:.`The numbers are 15 `xx` 13 & 11 `xx` 13 i.e. 195 & 143.