Respuesta :
Answer:
200
Step-by-step explanation:
300/15
divide cost by number bought
20
you will get this number, so for 1 ball you will pay 20
20 x 10
you will take the price for one ball and multiply it by the number of balls you want to buy
200
you will have to pay this number for 10 balls
Answer:
$200 (or whatever the currency is since it is not specified here)
Step-by-step explanation:
We can create a proportion for this
$300/15 balls = $x/10 balls
Cross-multiplication: 15x = 3000
Divide: x = $200