Working together, melissa and jing can mow a lawn in 5 hours. It would take melissa 8 hours to do the job alone. What is the value of r, the part of the lawn that king could complete in 1 hour?

8. diameter = 4 cm, height = 3.6 cm T2

Expanded form for #2937082

Does 4/7, 24/35 form a proportion

What is the answer to 15=k+8.2

Dawn and Claire both earn a base salary plus commission. Dawn earns $1000 plus 25% of her sales each month. Claire earns $2000 plus 10% of her sales each month. Write a system if equations that represents this situation.

Each of the p children at a park receive 3 balloons. If the children receive at least 150 balloons in all, find the minimum number of children at the park.

1. z^2 = 1 √{ } = √{ } z = ± { } The solutions are { } and { }

What is the rate for 171 And 3

At the start of the summer, you have $603.15 in the bank. You make deposits of $90.89 in June, $106.03 in July, and $70.04 in August. At the end of the summer, how much money do you have in the bank?

A plane traveling from phoenix to san Francisco with a tailwind of 35 miles per hour takes 2.5 hours. returning with the headwind it takes the same plane 2 hours and 45 minutes. what is the average speed of the plane in calm conditions?