Q30 and Q31 (2014) : worker reaches his factory 3 minutes late if his speed from his house to the..

Q30 (2014) As per agreement with a bank, a businessman had to refund a loan in some equal instalments without interest. After paying 18 instalments he found that 60 percent of his loan was refunded. How many instalments were there in the agreement?

Q31(2014) worker reaches his factory 3 minutes late if his speed from his house to the factory is 5 km/hr. If he walks at a speed of 6 km/hr, then he reaches the factory 7 minutes early. The distance of the factory from his house is ?

UPSC Civil Service (Preliminary) 2014 - GS2 - CSAT