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Problem 1: The Adams family was going to buy a car for $5800. The car dealer offered the Adams family two options for buying the car. They could pay the full amount in cash, or they could pay $1000.00 down and $230.00 a month for 24 months on the installment plan. How much more would they pay for the car on the installment plan?
Problem 2: Lisa Lilly was the best runner in the eighth grade. One day she ran 100m in 40 seconds, 200m in 1 minute and 10 seconds, and 200m over low hurdles in one and a half minutes. How many more seconds did it take her to run the 200m over low hurdles then it did to run the 200m dash?
Problem 3:Three students have to do two tests each. Mark scored 24/60 on his first test and 32/40 on his second test. Jake scored 35/70 on his first test and 54/60 on his second test. Marilyn scored 27/90 on her first test and 45/50 on her second test.
A) Which student improved the most and by what percentage?
B) If the teacher gives each student a final grade using 70% of the second test mark and 30% of the first test mark, what mark would each student receive? Who did the best overall?
Problem 4: George, Sam, Andrew and Brandon each had four dates to four different Parish Center Dances with four different girls, named Cher, Connie, Melissa and Kendra. On the second date, George dated Connie and Brandan dated Kendra. On the third date Andrew went out with Melissa and Sam went out with Connie. Melissa went out with George and Cher went out with Sam on the fourth date. What couples went out together on the first date if no pairs went out more than once?
Problem 5: A large sheet of paper is 0.01 mm thick. It is cut in half and one piece is placed on the other to make a pile. These are cut in half and all four pieces are placed in a pile. These four are cut in half and placed in a pile, and the process is continued. After the pieces have been cut and piled for the tenth time, what is the height of the pile in cm.
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