Sam can mow a lawn in 40 minutes. Melissa can mow the same lawn in 60 minutes. How long does it take for both Sam and Melissa to mow the lawn if they are working together? Express your answer as a reduced fraction.

Identify the equivalent of: 4y = 16x - 8 A. 8 = - 4y + 16x B. 8 = - 4y - 16x C. 8 = 4y + 16x D. 8 = 4y - 16x

If a single die is rolled twice there are how many possible outcomes

Ally, barbara and katherine will share the cost of a vacation rental for a week. Ally agrees to pay 30% of the cost. Barbara agrees to pay 0.45 of the cost. Katherine will pay the remaining balance.

Justin and his friend Dan went to the movie. If they each bought popcorn for $4.25 and a soda for $2.25 what was their total bill after adding 5% tax?

Which expression represents the number of sides in the polygon for the nth member of the pattern?

Show work? |5x+10|=-7

Meg lives in Indianapolis and wants to visit her mom in Lima. She has been meaning to go to a chiropractor in Dayton, so she is wondering whether it makes sense to stop there on the way.

An advertisement states that a can of paint will cover 480 square feet. How many gallons of paint are needed to cover 1,680 square feet?

Mrs McDonald spent 24.65 at a yard sale on Saturday. on Sunday she went to another sales and spent 14.95 more than she did on Saturday. what is the total amount that Mrs McDonald spent on both yard sales

Linda purchase a prepaid phone card for $30. Long distance calls cost $.17 a minute using this card when do use her card. Linda use her card only to make a long distance call if the remaining credit on her card is $22.