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4 votes
Which expression means 56? A) 5 × 5 × 5 × 5 × 5 × 5 B) 6 × 6 × 6 × 6 × 6 × 6 × 6 C) 6 × 5 D) 5 6

2 Answers

6 votes
It isn't going to be anything with a 5 as a factor (if it has something multiplied by 5) because all multiples of 5 end in either 5 or 0 so it isn't A or C.
It isn't B because that expression has 7 6s and 6×6×6=216 which is already larger than 56.
That only leaves D

Hope this helps :)
User Zjames
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8.2k points
5 votes
if u mean 5^6, it is 5 x 5 x 5 x 5 x 5 x 5
User Athspk
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