You are multiplying as many as you want 5s and as many as you want 2s, at least one of each. What could the last digit of the product be?

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Answer:

0

Step-by-step explanation:

It is always going to be 0 because there is always going to be a 2 and a 5 that multiply to make the units digit zero.

I hope this could help you.

Answer:

0

Step-by-step explanation:

any multiple of 5 ends in 5 or 0

it cant end in 5 as then it wouldn't be an even number

so its 0