1. Olivero is choosing between two brands of AAA batteries for his graphing calculator. A package of three Brand M batteries costs $5.50 and a package of three Brand P batteries costs $3.85. What percent of the cost of Brand M batteries did Olivero save by buying a package of Brand P batteries?
2. Of the 32 students in Mrs. Zane's class, 25% have brown hair. Of the remaining students 12.5% have red hair. How many students in Mrs. Zane's class have red hair?
3. singles: 210
doubles: 20
triples: 1
home runs: 6
no hits: 574
Reggie is a professional baseball player. He has the above batting record. What is the probability that Reggie will get a hit during his next time at bat?
4. Jonathan draws two tickets from a box to select the door prize winners at a party. The tickets are numbered from 1 to 25. What is the probability that both of the tickets drawn will have numbers less than 5?
5. Draw a pie chart with pieces representing 42%, 13%, 20% and 25%.
6. 1: 6
2: 2
3: 2
4: 3
5: 2
6: 0
For the above data, the outcome is listed left and the freuency on the right. Based on this data what is the probability of rolling a 1?
1
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