SOLUTION: Anna is shooting at a target at a fair. If she hits the target she receives 50c, but if she misses she has to pay 20c for the shot. After 15 shots, Anna finds she has made a profit
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Question 766644: Anna is shooting at a target at a fair. If she hits the target she receives 50c, but if she misses she has to pay 20c for the shot. After 15 shots, Anna finds she has made a profit of $1.20. How many hits has she had?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
s = 15, how many shots
h = how many hits
m = how many misses
Account for money: cents
when divided both sides by 10.
s=15, so
Solve the system:
and
Could go like,
,
then
meaning
RESULT: 6 hits and 9 misses.
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