Ashish leaves his house at 20 minutes to seven in the morning, reaches Kunal's house in 25 minutes, they finish their breakfast in another 15 minutes and leave for their office which takes another 35 minutes. At what time do they leave Kunal's house to reach their office ?
1) 7.40 a.m.
2) 7.20 a.m.
3) 7.45 a.m.
4) 8.15 a.m.
5) None of these

Options

A. 7.40 am
B. 7.20 am
C. 7.45 am
D. 8.15 am

Answer

B

Explanation

According to the question Ashish leaves his house at 20 minutes to seven in the moringin i.e. at (7.00 am -20 minutes) =6.40 am
He reaches Kunal.s house in 25 minutes i.e. at (6.40 am +25 minute)=7.05 am
Therefore they leave Kunal.s house to reach their office 15 minutes after 7.05 i.e.at (7.05 am + 15 minutes)
=7.20 am