Lee watches TV for 2 hours per day. During that time, the TV consumes 150 watts per hour. Electricity costs (15 cents)/(1 kilowatt-hour). How much does Lee's TV cost to operate for a month of 30 days?

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

What is the product? a-3/15a × 5/a-3

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4