Question

A scanner scanned 72 photos in 8 minutes. If it scans photos at a constant rate, it can scan (BLANK) photos in 23 minutes.

pls fill in blank

Answer 1

8x2 is 16. 23-16 is 7. 72 is the answer of 8x9 so 7x9 is 63. 63+576 is 639

so in 23 minuets the scanner can scan 639 photos

Explanation:

Answer 2

207

Explanation:

72 / 8 = 9

23 x 9 = 207