A) \[4:9\]
B) \[9:4\]
C) \[2:3\]
D) \[3:2\]
Correct Answer: D
Solution :
\[\frac{Speed\,\,of\,\,A}{Speed\,\,of\,\,B}=\sqrt{\frac{Time\,of\,B}{Time\,of\,A}}\] \[=\,\,\sqrt{\frac{9}{4}}=\frac{3}{2},\] \[A:B\] (Speed) \[=\,\underline{\mathbf{3:2}}\]You need to login to perform this action.
You will be redirected in
3 sec