we have : 5cs=9$
inferred 10cs = 9/5 x10
= 18( $)
the next time you write in Vietnamese !!!
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Question 9:
The cost of a movie ticket is 5 dollars. The cost for 12 people to each of a movie ticket and a soft drink is 72 dollars. What is the cost of a soft drink?
Answer: dollars
Question 9:
The cost of a movie ticket is 5 dollars. The cost for 12 people to each of a movie ticket and a soft drink is 72 dollars. What is the cost of a soft drink?
Answer: dollars