What is the ratio of total number of male students of the colleage Q in the departments CSE and EC to the total number of female studens in the departments EEE and CE of the college U ?

Options

A. `55:19`
B. `60:23`
C. `65:27`
D. `70:31`

Answer

C

Explanation

`[(40)/(100)xx150+(30)/(100)xx60]`
`=[(1-(35)/(100))120+(1-(35)/(100))xx180]`
`=(78+117):(60+21)=195:81=65:27`