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.

the answer is 844

step-by-step explanation:

it is 844 because if you add 836.50 + 7.5 you will get 844

3, 12, 48, 384, 1536, 6144, 24576, 98304

step-by-step explanation:

just keep timing it by 4.