Answer :
Answer:
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
Step-by-step explanation:
Answer:
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
Step-by-step explanation: