math 7; 11
1. "I'll bet you a lollypop that I will roll a 7 when I toss these two dice," said Timothy. Is he making a good bet? Explain.
2. Emma earned $619.39 of interest income from her simple interest account. She deposited $19,700 in the account 2 years ago. What was the interest rate?
3. One common memory aid for remembering the order of operations is Please Excuse My Dear Aunt Sally. How does that help to remember the order of operations? Now, make up a different memory aid that could be used to remember the order of operations.
4. Mrs. Moore made an American flag in her sewing class. The flag had 13 stripes that were each 2 3/5 inches wide. The long stripes were 52 inches long (the same as the length of the flag). What was the perimeter of the flag she made?
5. There were 11 boys and 10 girls in Ms. Floop's homeroom class. The local newspaper had sent a photographer to take some pictures of the students at work in class. Assuming the photographer chooses students at random to be photographed, what is the probability that the first student photographed will be a girl?
6. Rebecca won 1st prize in the Splurge Day Fair for growing the largest head of cabbage. The perimeter of the head of cabbage was 80.3 inches. Assuming that the cabbage was perfectly round, what was its diameter? (Use 3.14 for , and round off your answer to the nearest 0.1 inch.)
7. The BigTown Outdoors Club recently held an election for new officers. The turnout for the special election meeting was good. Of the 747 members, 562 showed up to vote. To the nearest tenth of a percent, what percent of the members voted in the special election?
8. Mr. Bloop deposited 13% of his monthly pay in a fixed-rate retirement account. The account pays 2.5% simple interest each year. How much money will he have in the account after three years if his monthly salary is $4,400?
9. During the past week, Stephanie's grub worm had grown from .31 inches long to a whopping .53 inches long. What was the percent increase? Round your answer to the nearest tenth of a percent.
10. Ms. Smith is replacing the linoleum surface on a tabletop in her garage. The table is 2 feet 6 inches long and 5 feet 6 inches wide. How much linoleum does she need to cover it? ________ square inches