Solve. Assume the exercise describes a linear relationship.In 2010 a certain county recovered 26% of its municipal wastes through recycling, up from 17% in 2005. Find a linear equation that fits this data. Use this equation to predict the percentage recycled in 2020.
A. 45.7%
B. 40.4%
C. 42.1%
D. 44%
Answer: D
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Solve the problem.Consider a fair division problem involving five players. The phrase "a player receives a fair share" describes the fact that
A. the player receives a share that, in that player's own opinion, has a value that is exactly equal to 20% of the total. B. the player receives a share that, in every player's opinion, has a value that is equal to 20% or more of the total. C. the player receives a share that is at least as valuable as that of any other player. D. the player receives a share that, in that player's own opinion, has a value that is equal to 20% or more of the total. E. none of these
Find the product.(3x + 12y)(5x + 8y)
A. 15x2 + 60xy + 96y2 B. 15x2 + 84xy + 84y2 C. 15x2 + 24xy + 96y2 D. 15x2 + 84xy + 96y2
Solve the problem.The swim coach keeps a log for the number of miles travelled round trip to swim meets: 10, 27, 38, 48, 69, 72, 79. Find the median number of miles travelled.
A. 69 miles B. 38 miles C. 49 miles D. 48 miles
Factor completely. If the polynomial cannot be factored, say it is prime.x2 + 10x - 24
A. (x - 12)(x + 1) B. (x - 12)(x + 2) C. (x + 12)(x - 2) D. prime