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2 answers:
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Answer:
80%
Step-by-step explanation:
to find the percentage of tickets sold to sixth grade students
percent sold = × 100%
= × 100% = 80%
Answer:
y = 5
Step-by-step explanation:
22.5(10-y)+27.5y=250
Combind like terms,
Subtract 225 from both equations to isolate the variable.
Divide both sides by 5 to isolate the variable and solve it.