Steve is a painter. He can paint a house in 20 hours. It takes his assistant 30 hours to paint a house. How long, in hours, would it take them to paint a house working together?

Substitution. 3x + 2y = 12 y = 2x - 1

If you select a card at random, what is the probability of getting:A number smaller than 5 (counting the ace as a 1) ?

Ge A 32 - m tall building casts a shadow. The distance from the top of the building to the tip of the shadow is 34 m. Find the length of the shadow. If necessary, round your answer to the nearest tenth.

W+x=z make x the subject of the formula

Solve the percentage problems. b Find the number if 6% of it is 20% of 6

Describe a real world situation that can be modeled by the equation y=1/20x

The weight of 100 identical samples of a substance is 1 pounds. What is the weight of 10 samples

What part of the american flag is blue explain

Sixty is 12% of what number? 500 720 7.2 5

21 out of 35 students play tennis what percentage of the class plays tennis?