Answer: Option A
Explanation: P/E ratio can be calculated using following formula :-
![P/E\:ratio=(Market\:price)/(earning\:per\:share)](https://img.qammunity.org/2020/formulas/business/college/t9qpxy0t75p85n2tih47fj25sq0utgdjkw.png)
where,
![earning\:per\:share=(net\:income)/(no.\:of\:shares)](https://img.qammunity.org/2020/formulas/business/college/rx9l8qs99nlvimnrd9lf3m43k8nzv85xfv.png)
![earning\:per\:share=(500m)/(50m)](https://img.qammunity.org/2020/formulas/business/college/4eo9181rr0zn0q2gxmcxc7osdlzwe3j116.png)
= $10
putting the values into equation we get :-
![P/E\:ratio=(25.57)/(10)](https://img.qammunity.org/2020/formulas/business/college/kcjvv8o2kx74ad0okxzin221e0pe0jooyc.png)
= 2.57
similarly, market-book ratio can be calculated as follows :-
![(market\:value\:of\:share)/(book\:value\:of\:share)](https://img.qammunity.org/2020/formulas/business/college/1qiqz1zbrrq0m8jxca0kglawv930yuv216.png)
where,
![book\:value=(425m)/(50m)](https://img.qammunity.org/2020/formulas/business/college/f82ehmqy0y9r3mrf9252ja56rmyhgj49zp.png)
= 8.5
now putting the values into equation, we get :-
![(25.57)/(8.5)](https://img.qammunity.org/2020/formulas/business/college/y2zhb541lz63jo1d7pit62ioyhxcqsadk9.png)
= 3.01