(94.50 - 18.50) ÷ f = a
f=family members
a=answer
I don't know how many family members there are, but you would just replace f with the amount.
Step-by-step explanation:
Write a proportion.
5 / 8 = 6 / x
Cross multiply.
5x = 48
Divide.
x = 9.6
She will need 9.6 ounces of blue paint.
Answer: Number of ways
Step-by-step explanation:
When there is no replacement , we use combination to find the number of ways to choose things.
Number of ways to choose r things out of ( with out replacement) =
The number of ways to choose 8 things =
Hence, Number of ways