Last month, customers at a gift shop bought 40 birthday cards , 19 congratulations cards , 20 holiday cards , and 21 thank you c
ards. Suppose 125 customers buy greeting cards next month. How many would you expect to buy a birthday card?
1 answer:
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<u>Answer:</u>
<u>Solution:</u>
Given: x=30
To solve:
On substituting the value of x,
On dividing 30 and 5 we get,
So, the option is 15.