Jada was using square stickers that were 3/4in long to decorate the spine of a photo album. The spine is 10 and 1/2in long. If she laid the stickers side by side without gaps or overlaps, how many stickers did she use to cover the length of the spine?

13

Step-by-step explanation:

Given:

If she laid the stickers side by side without gaps or overlaps so the number of sticker to cover the length of the spine:

10 : ≈13  

She needs 13 stickers cover the length of the spine

Step-by-step explanation:

Given:

Length of square stickers, l = 3/4 in

Dimensions of the photo album spine:

Length, Lp = 10 × 1/2 in

Number of stickers × square stickers = length of photo album spine

Assume, width of photo album = 3/4 in

Number of stickers = 21/2 ÷ 3/4

= 14 stickers.

answer: a.   one is a factor of every whole number since every number is divisible by itself.

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step-by-step explanation: