Eva bought 9 packets of candies. 5 of the packets contains 8 candies and rest of them contain 7 candies. How many candies did Eva bought?
A
72
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B
63
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C
68
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D
69
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Solution
The correct option is C 68 Total packets of candies=9
Number of packets containing 8 candies=5
Number of candies present in these packets=8×5=40
Number of packets containing 7 candies=9−5=4
Number of candies present in these packets=7×4=28
Total number of candies bought =40+28=68