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1. A sum of Tk. 312 was divided among 100 boys and girls in such a way that each boy gets Tk. 3.60 and each girl Tk. 2.40. The number of girls is :
- A. 35
- B. 35
- C. 35
- D. 35
Answer: Option B
Explanation:
x + y = 100.......... (1)
3.60x + 3.60 y = 360
3.60 x + 2.40y = 312........ (2)
1.2y = 48
y = 48/1.20 = 40
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