A) 3 yr
B) 2 yr
C) \[1\frac{1}{2}yr\]
D) 1 yr
Correct Answer: B
Solution :
Total age of 5 members of a family 3 yr ago \[=17\times 5=85\,yr\] The total age of 5 members now\[=85+15\] \[=100\,yr\] The total age of 6 members now \[=17\times 6=102\,yr\] \[\therefore \] Age of baby \[=102-100\] \[=2\,yr\]You need to login to perform this action.
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