Question (15/147)
A sum of 312 was divided among 100 boys and girls in such a way that each boy gets 3.60 and each girl gets 2.40. Find the total number of girls.(A) 30
(B) 40
(C) 45
(D) 50
Question (16/147)
In regular week, there are 5 working days and 8 working hours per day. Sam earns USD 2.40 per hour for regular work and USD 3.20 per hour for over time. If he earns USD 432 in 4 weeks, then how many hours he works for ?(A) 160
(B) 175
(C) 180
(D) 195