Betty can mow a lawn in 90 minutes. Vanessa can mow the same lawn in 60 minutes. How long does it take for both Betty and Vanessa to mow the lawn if they are working together?

30 ones 82 thousands 4 hundred thousands 60 tens and 100 hundreds. what number am i

Which type of probability is determined by personal experimentation and testing

Use the number line to order-5/2, 2 3/4, 1.25, and - 3.5 from least to greatest

The percent of working students increased 25.5% to 10.5%, what was the percent prior to the increase? (express your answer rounded correctly to the nearest tenth of a percent!)

A square with an area of 144 cm^2 is rotated to form a cylinder. What is the height of the cylinder?

Add h and 2, then multiply g by the result

A colony of ants has 50,000 members. Sam thinks the colony will grow at a rate of 4.5% each hour. About how many ants should he expect there to be in the colony after 10 hours

If jill had 6 different sweaters and 4 different pairs of pants how many different combinations can she wear?

2[s+3 (s-31) ]=18 how would i solve this

Paula ran 24 ft with the football and then passed it 15 feet to newt. newt ran 70 yards for a touchdown. what was the total number of feet the ball traveled?