Question
The total mass of 3 packets of black bean and 9 bags of rice was 36 kg. Each bag of rice was 4 kg lighter than each packet of black bean.
  1. What was the mass of 1 packet of black bean?
  2. What was the mass of 1 bag of rice?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

The total mass of 3 packets of black bean and 9 bags of rice was 36 kg. Each bag of rice was 4 kg lighter than each packet of black bean.
  1. What was the mass of 1 packet of black bean?
  2. What was the mass of 1 bag of rice?