Question

A group of 10 people go to see a movie. The tickets cost $11.95 for adults and $7.50 for children. If the total cost for tickets was $101.70 for the group, how many adults were in the group?

Answer 1

Answer:

Step-by-step explanation:

6 adults were there in the group

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Answer 2

Answer:

6 adult

SOLUTION

1. Let no of adult be X and no of children will be (10-X)
2. Then,

Total cost = X×11.95+ (10-X)×7.50

or, 101.10 = 11.95 X +75 - 7.50 X

or 101.10 - 75 = 11.95 X -7.50 X

or, 26.1 = 4.45 X

or, 26.1/4.45 =X

so, X=6