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Arte-miy333 [17]

3 years ago

11

If j, k, and n are consecutive integers such that 0 < j < k < n and the units (ones) digits of the product jn is 9, wha

t is the units digits of k?

1 answer:

const2013 [10]3 years ago

7 0

All of those numbers have nothing but ones digits, that is, they're all single digits. j=4, k=5, and n=6.

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Step-by-step explanation:

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