Question

Slater used 7 black legos and 21 green legos to build a tower.What was the ratio of the number of black legos to the number of legos in the tower

Answer 1

The total number of legos in the tower is 7 + 21 = 28.

The ratio of the number of black legos to the total number of legos in the tower is 7:28 or simply 1:4.