How many fifths are there in 4 wholes?
There are 20 fifths in 4 wholes. This can be calculated by multiplying the number of wholes (4) by the number of parts each whole is divided into (5). So, 4 wholes x 5 parts = 20 fifths. Each whole can be divided into 5 equal parts, and since there are 4 wholes, there are a total of 20 fifths.