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  1. R

    A small-business owner must hire seasonal workers as the need arises. The...

    4+13 +5 + 6 + 9 = 37/5 = 7.4 Answer is B 7.4
  2. R

    A jet traveled 1920 km in 6 hours flying against a headwind.The return trip

    Distance = 1920 Time = 6 Speed = 320km/hour Return Distance = 1920 Time = 3 1/3 hours Speed = 1920/ 3 1/3 = 1920 x 3/10 = 576km/ hour Let the actual speed of jet be a and wind be b a - b = 320 a + b = 576 Add 2a = 896 a = 448 448 - b = 320 b = 448- 320 = 128km/hour
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