Asked by Jane
Admission to the fair costs $7.75. Each ride costs you $0.50. You have $15 to spend at the fair including admission. Which inequality represents the number of rides you can ride?
r ¡Ý 15
r ¡Ü 14
r < 14
r > 14
r ¡Ý 15
r ¡Ü 14
r < 14
r > 14
Answers
Answered by
Reiny
number of rides --- r
so
.5r + 7.75 ≤ 15
.5r ≤ 7.25
r ≤ 14.5
but r has to be a whole number, (can't have a partial ride)
so r ≤ 14
so
.5r + 7.75 ≤ 15
.5r ≤ 7.25
r ≤ 14.5
but r has to be a whole number, (can't have a partial ride)
so r ≤ 14
Answer
ou and your three friends are going to the State Fair. It costs $5 per person for admission into the fair and $3 for each ride. Which algebraic expression represents the TOTAL amount of money it will cost for you and your three friends to get into the fair and ride "x" amount of rides?
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