### A started a business with Rs. 21,000 and is joined afterwards by B with Rs. 36,000. After how many months did B join if the profits at the end of the year are divided equally?

A. 4 B. 5 C. 6 D. 7 Answer: Option B

### Solution(By Apex Team)

Suppose B joined after x months then, 21000 × 12 = 36000 × (12 – x) ⇒ 36x = 180 ⇒ x = 5

A. 5 : 7 : 8
B. 20 : 49 : 64
C. 38 : 28 : 21
D. None of these

A. Rs. 4000
B. Rs. 5000
C. Rs. 6000
D. Rs. 7000

A. Rs. 2380
B. Rs. 2300
C. Rs. 2280
D. Rs. 2260