Discuss Forum
1. The length of a rectangular hall is 5m more than its breadth. The area of the hall is 750m^2. The length of the hall is :
- A. 15m
- B. 15m
- C. 15m
- D. 15m
Answer: Option D
Explanation:
Hints : Let, tje breadth be b metre
b(b + 5) = 750
b2 + 5b - 750 = 0
b = 25, - 30
breadth = 25 meter and length = 25 + 5 = 30 meter
Post your comments here: