Lever Problem 3

Bob, who weighed 70 lbs, and Susan, who weighted 50 lbs, sat on opposite ends of a 12 foot teeter totter which had its balance point in the center. Chrissy who weighed 40 lbs sat on the same side as Susan and sat 5 feet from the fulcrum. How far would Steve, who weighs 35 lbs, have to sit on side with Bob to balance the teeter totter?

Algebra Lever Problem 3 Solution

Lever Problem 2

100 lbs rests on the end of a 10 ft lever 2 ft from the fulcrum. How much weight must be applied to the other end of the lever so that the weights balance?

Solution

Lever Problem 1

Sam weighs 100 lbs and sat 8 feet from the fulcrum of a teeter totter. His older brother James weights 150 lbs. How far from the fulcrum must he sit so that him and his brother balance?


Solution

Age Problem 3

Greg's father is 30 years older than Greg. In 15 years the sum of their ages will be 130. What are their current ages?


Solution

Age Problem 2

Jason is 4 times older than Bob at present. 8 years ago Jason was 12 times older. How old are Jason & Bob?


Solution Here

Age Problem 1

Bob is currently twice as old as Steve. Twenty years ago Bob was 6 times as old as Steve. What are their current ages?


Solution Here

Mixture Problem 5

You have 20 quarts of 30% alcohol solution and you're wanting to have 50% alcohol solution. How many quarts of pure alcohol would you need to mix with the 30% alcohol solution to make 50% alcohol solution?


Solution Here