Answers

2016-04-24T11:55:59+05:30
First convert hrs to mins and m to cm.
⇒3hrs12mins=(3*60+12)=192mins.
⇒1m68cm=168cm.

∴ 192:24::168:x.(let)
⇒192/24=168/x.
Solving, we get, x=21.(Ans.)

                                                                                         All the Best :)
0