From $15 to $21 percent increase round to the nearst percent

Martha changed 350 US dollars into 385 Australian dollars. How many Australian dollars did she receive for each US dollar?

What is the absolute negative

What is 12x=90 solve for x

DaDanielle wants to paint her daughter's room pink. She has been told two different plans: • Plan A: Use 5 parts white and 2 parts red • Plan B: Use 4 parts white and 1 part red Which plan will give her paint that is the least red?

What is the value of 6 + 2x when x = 5?

Find x. Round the answer to the nearest tenth. A. 1.7 B. 1.9 C. 2.1 D. 2.2

Translate the following phrase into an algebraic expression using the variable m. Do not simplify. The cost of renting a car for one day and driving m miles if the rate is $22 per day plus 20 cents per mile

0.06 to the second power

What is the area of this triangle 8in 10in 6in

Show how to maximize the curvature of a helix.