Answer:
r =
Step-by-step explanation:
Given the proportional equation
y = rx ← r is the constant of proportion
Divide both sides by x
= r
Use any ordered pair from the table.
Using (8, 2 ) , then
r = =
Ice cream cones cost $2.80. How many ice cream cones can be bought with $42?
2 answers:
Answer: 15
Step-by-step explanation: It's your brothers birthday. You're walking around with your brother and his friends. You see an ice-cream shop and you want to buy yourself ice-cream, as well as your brother and his friends. Now, the ice-cream is $2.80 each, so you start counting how much friends he has including you and him, you count 15 in total and you have exactly $42 left, so you multiply $2.80 on 15 people and this is what she got:
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