42 workers need 30 days to make 5000 bricks. How many days will be required to make the same number of bricks by 18 workers?
সঠিক উত্তর: Option A
42 people make 5000 bricks in 30 days 1 people make 5000 bricks in 30 x42 days 18 people make 5000 bricks in 30x42/18 days=70 days