Grade 6
1997 Tiebreaker Round (Individual)
Individual Rounds in the Math Masters Competitions are timed (10 minutes), and calculators are allowed.
Note: Test Preparation Packets containing hundreds of problems (fact drills,
individual and team) from previous years' competitions can be ordered
from Math Masters of Minnesota.
Melanie mowed her lawn on the afternoon of June 7th.
The graph below indicates the level of gasoline in Melanie's mower on June 7th.
1. According to the graph, at what time did Melanie start adding more gas to the lawnmower?
2.How many hours did Melanie mow the lawn on June 7th?
3. Since his animals were crowded in the rectangular pasture, Old MacDonald decided to double the width and triple the length of the pasture. How many times as big is the newer pasture than the old one?
4. When Jason began taking tennis lessons, the cost was $5.40 per 30-minute lesson. He is now taking 45-minute lessons and paying $9.45 per lesson. How much more is Jason paying per minute at this new rate?
5. If it is now 6 p.m. Monday, what day of the week will it be in 15,000 minutes?
6.Each weight lifter loses an average of 1/10 of a pound per minute during a workout. How many weight lifters would it take to lose 72 pounds in a one hour workout?
7. Joe and Bill leave their vacation spot at the same time and head for home, which is 520 miles away. Joe travels at an average of 65 miles per hour and Bill travels at an average of 50 miles per hour. How much sooner did Joe arrive home than Bill?
8. One-half of the sixth grade students gave their reports on either Monday or Tuesday, and three students gave their reports on Wednesday. The remaining nine-twentieths of the sixth grade students gave their reports on Thursday or Friday. How many sixth grade students are there?
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Phone: (507) 437 9366
Fax: (507) 437 6838
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