You use an inclined plane to move furniture into a truck. You. Perform 224 kj of work, but only do 91 kJ of useful work. What is the efficiency of the inclined plane?

A. 68.2%

B. 246.1 %

C. 12.8%

D. 40.6%

3/4 * 2 1/2 simplified

Carla uses 2 3/4 cups of whole wheat flour and 1 3/8 cups of rye flour in her bread recipe. How many cups does she use in all? explain

What's the property for 85 + 0 = 85

If $85 is put in an account that gets 8.5% and I add $15 per year, how much will I have at the end of 8 years?

There are 90 students in the seventh grade. Fifty-two of those students are girls. If one student will be chosen at random to read the morning announcements for the week, what is the probability that the student is a boy?

Which of the following is the algebraic expression that best describes the height y, if x is the width? A. y=2x B. y=x-1/5 C. y=x+1/2 D. y=1/2x

Graph this equation -6x+5y=-10

W increased by 15 what is the alegretic expression'

Evaluate the expression. 13!/9!

Simplify (-125/64) ^-2/3