Question

If 2x = 5, 3y = 4, and 4z = 3, what is the value of 24xyz ?

Answer 1

We have : 2x = 5 ⇔ x = 5/2
                 3y = 4 ⇔ y = 4/3 
                 4z = 3 ⇔ z = 3/4 
⇒ 24xyz = 24 × 5/2 × 4/3 ×3/4 = 60