Question

1. Ramu and Balu working together can paint a house in 20 days. Ramu alone can do it in 30 days. How many days will Balu take to complete the same work alone?​

Answer 1

Step-by-step explanation:

RAMU + BALU = 1/20

RAMU = 1/30

BALU = ??

1/20 - 1/30 = BALU

1 /60 = BALU

SO, BALU CAN DO IT IN 60 days