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Mr Brown ploughed 6 acres in 1 hour. At this rate, how long will it take him to plough 21 acres?…

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Callie’s grandmother pledged $0.50 for every mile Callie walked in her walk-a-thon. Callie walked 9 miles. How much does her grandmother owe?…

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Justin earned scores of 85, 92, and 95 on his science tests. What does he need to earn on his next science test to have an average (arithmetic mean) of 93%?…

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Which of the following is equivalent to 2/4?…

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Which of the following is the ascending order of 2/3,3/4,1/6…

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