How do you do percent fractions of a number

For $7.52, you purchased 8 pens and highlighters from a local bookstore. Each highlighter costs $1.09 and each pen costs $.69. How many pens did you buy?

I need to show work. Kelly saves $5 every week. Which expression represents the amount of money, in dollars, Kelly will save in w weeks? a) 5+w, b) 5-w, c) 5w, d) 5/w

Write a division sentence that can be used to represent the following repeated subtraction. 24-8=16. 16-8=8. 8-8=0

Given f (x) = 2x^ (3) - 3x and g (x) = -3x^ (2) + 1, what is the value of h (3) where h (x) = (f+g) (x) ?

Jim sold 200 litters of soda at baseball game. How much is this in milliters?

Which expression is equivalent to 8 - 3

2x 7 = - 3solve for x, what is x

Find the nth term of this sequence - 2 3 8 13 18

Deon rented a truck for one day. There was a base fee of $20.95, and there was an additional charge of 90 cents for each mile driven. Deon had to pay $270.25 when he returned the truck. For how many miles did he drive the truck?

You have 3 shirts and 2 pairs of shorts. How many unique outfits can you wear?