A fifth increase in 40g is () g, a fifth increase in 40g is () g, and a few percent decrease in 40g compared with 50g( A fifth increase of 40g is () g, a fifth increase of 40g is () g, a few percent less than 50g, and () g is 20% more than 40g

A fifth increase in 40g is () g, a fifth increase in 40g is () g, and a few percent decrease in 40g compared with 50g( A fifth increase of 40g is () g, a fifth increase of 40g is () g, a few percent less than 50g, and () g is 20% more than 40g

The increase of one fifth of 40g is (48) g, and the increase of one fifth of 40g is (48) g. the increase of 40g is (20%) less than 50g, and (48) g is 20% more than 40g