Find each percent increase or decrease to the nearest percent:

from 10 to 15

grom 16 to 12

& explain?

The drama club ran a lemonade stand to raise money for its new production. The club made a profit of $2 on each glass of lemonade sold and also collected $67 in donations. At the end of the day, the club raised a total of $171.

The average sunflower has 34 petals. What is the best estikate of the total number of petals on 57 sunflowers.

Simplify 4n 5 + 3.5n 5 + (-2.1n 5).

Given f (x) = 3x-4 and g (x) = -2x+7 evaluate (f o g) (5)

Ron sees 3 dogs at the park. Hal sees twice as many dogs as Ron. How many dogs do they see in all?

Find the perimeter of the rectangle What is the area

Just before a referendum on a school budget, a local newspaper polls 390 voters to predict whether the budget will pass. suppose the budget has the support of 53 % of the voters.

Solve the Following Equation ... 15 (x+4) = -2

Write an algebraic expression to represent the overall phrase. Explain why you have to use some sort of grouping symbol.

Frank has a job at the bottles return depot. He earns $8 an hour plus 15 cents for every box of 1000 recycled containers he counts. On Wednesday, frank worked for 7 h and earned $108.