Question

Ben bowled 124 and 192 in his first two games. What must he bowl in his third game to have an average of at least 160​?

Answer 1

(124 + 192 + x ) / 3 > = 160
(316 + x ) / 3 > = 160
316 + x > = 160(3)
316 + x > = 480
x > = 480 - 316
x > = 164 <==== he must bowl at least 164