If Tonya needed to buy 9 bottles of soda for a party in which 12 people attended, how many bottles of soda will she need to buy for a party in which 8 people are attending? correct answers:9 bottles x bottles ----------- = ------------- 12 people 8 people **Cross- multiply: top left to bottom right, then bottom left to top right 9)(8) = (12)(x) 72 = 12X 6 = X What do you need to score on you accuplacer exam in order to get into the classes you want? correct answers:Arithmetic: +250 QAS: +268 You are in charge of buying T-shirts for your school's math club. There are 27 club members, who will each receive a shirt. The T-shirts come in boxes. Each box contains 4 T-shifts and costs $23.50. What is the total cost for the T-shirts? correct answers:27 ---- = 6.75 ROUND to 7 4 (This is where the word problems get you. Mathematically, it should be 6.75 T-shirts per box, but that is not realistic. In the real world, you would need to pay for 28 shirts and not 27, because they come in boxes of 4) 7 boxes of T-Shirts will be ordered. 7 X $23.50 = $164.50 Timothy's Thrilling Taxi Service charges $2.50 for the first mile and $0.75 for each additional mile. How far could a passenger with $10.00 travel? correct answers:Set up an equation with C being the total charge and M being the total number of additional miles traveled: C = 2.5 + 0.75M ****Substitute 10.00 for C and
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