Straight Up Kayaks

How many rafts and canoes were used?

On a field trip, a year level of one hundred ninety-five students were about to cross to the other side of the river at the same time. Seven water transports, forty-five-passenger rafts and five-passenger canoes, were to be used.

Public Comments

1. Rafts—r: 45r + 5(7 – r) = 195 9r + 7 – r = 39 8r = 32 r = 4 No. of canoes: = 7 – 4 = 3 Answer: 4 rafts and 3 canoes.