Answer:
i think 220
Step-by-step explanation:
because if he swim 250 then 30 less it would be 220
Set up a proportion:
y = 35 when x = 7
y = ? when x = 10
To get x from 7 to 10, you have to multiply by
. Therefore, you do the same to 35, and you get:

And your answer is 50 :)
Answer:
$2.5
Step-by-step explanation:
4 people went to the movies and spent $ 38 ( 9.50* 4= 38) since 48-38 = 10
they totally have 10 dollars left. 10/4 = 2.5 They each $2.5 left