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.

What is the y-intercept of y=-x²+6x+4

The total cost of all of the ingredients for her cakes is $62 She will sell each cake for $10

For every 5 coins carmen gets, she gives 2 to her brother Frankie. If carmen has 9 coins, howmany coins does Frankie have?

How to figure out math problem 2 3/8 x 1/3

Here is a list of numbers that my teacher drew out of a hat from 49 possible numbers over the last 11 days: {35, 2, 39, 24, 19, 21, 39, 14, 24, 43, 8}. For this set of data, determine the: a.) mean b.) median c.) mode

Which of the following is a behavioral adaption of a spider? a. poisonous venom b. web spinning c. eight legs d. body color

A family pays $45 each month for cable tv. The cost increases 7%. How many dollars is the increase? What is the new monthly cost?

The circumference of a large crater is about 219 m. what is the radius of the crater?

A rectangular pen is made with 100 m of fencing in three sides. The fourth is a stone wall. Find the greatest possible area of such an enclosure.

Simplify - 2 (v+5) + 5 (4v-2)