Question

Albert can clean the room in 2 hours, and his brother Joelbert can clean the same room in 3 hours. How long would it take them to clean the room if they worked together?

Answer 1

2 1/2

Explanation:

because Albert cleans in 2hours a room and his brother joelbert take 3hours to clean the same room,

so 2+3=5,

make the 5 into half

so the answer is 2 1/2

2 1/2+2 1/2 makes:5