1. $1.60 × 4 + $0.80 = $7.20
He pays $7.20 for 5 chicken wings.
$110 ÷ $7.20 = 15 R $2
15 × 5 + 1 = 76
He can buy 76 chicken wings
2. 9u ® 540
1u --- 60
12 u ---- 60 x 12 = 720
Adult ----- 720
Children ----- 60 x 8 = 480
480 – 276 = 204 (boys)
(204 / 1200 ) = 17/100
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