Kim read b books last month. This month she read 18 books. Which expression shows the total number of books Kim has read in the past two months?

A.

b - 18

B.

b + 18

C.

b * 18

D.

b : 18

Easy Question! 5pts + branliest for the correct answer! How many 2-digit numbers are multiples of either 5 or 7? (Hint: It's not 31 or 33, I have already tried)

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