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Earn +20 ptsQ: What is 21 15?
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What is the difference between 36 and 21?
36 - 21 = 1536 - 21 = 1536 - 21 = 1536 - 21 = 15
What times 21 equals 315?
315/21 = 15, hence 15 times 21 is 315
What is 15 multiplied by 21?
15 x 21 = 315
What is 5 over 7 minus 5 over 21?
5/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/215/7 - 5/21 = 15/21 - 5/21 = 10/21
What is the mean of the numbers 15 and 21 (not including 15 and 21)?
18
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