Question

)A scanner scanned 63 photos in 9 minutes. If it scans photos at a constant rate, it can scan _____ photos in 21 minutes.

Answer 1

147 photos

Explanation:

Hope this helps

Answer 2

147 photos

Explanation:

63 photos -> 9 minutes

To find the number of photos scanned per minute, divide both sides by 9.

`63/ 9=7` photos -> 1 minute

To find 21 minutes, we can do
`21* 7=147`