Answer 21st question
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a.Cost of 1 card=525/75=7
Number of cards for 770
=770/7
=110
b.cost of 10 cards = 7*10
=70
hope this helps
Answered by
1
Cost of 1 card=525/75=7
Number of cards for 770
=770/7
=110
cost of 10 cards = 7*10
=70
Mark me brainliest
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