A) 6
B) 10
C) 12
D) 8
Correct Answer: A
Solution :
Here, 9 bottles /12 people = x bottles / 8 people Cross- multiply to solve a proportion \[9\text{ }\times \text{ }8\text{ }=\text{ }x\text{ }\times \text{ }12\] \[72=12x\] \[x=6\]. So, 6 bottles of soda will she need to buy for a party.You need to login to perform this action.
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