A machine is supplied energy at a rate of 4,000 W and does useful work at a rate of 3,760 W. What's the efficiency of the machine? A. 92 percent B. 97 percent C. 96 percent D. 94 percent

How do I write a real-world problem that is represented by the division problem 38/5=7 r3

At the potluck there were 6 pecan pies 7 lemon pies 13 cherry pies and 8 apple pies determine the ratio of apple pies to the total number of pies write each ratio in simplest form then explain its meaning

What is 7765 to the nearest hundred

Type the correct answer in each box. Use numerals instead of words. Two chain restaurant brands, Joey's Refuge and Kane's Deli, were founded in the same year, although some outlets of Kane's Deli were operating under a different name before Kane's

Which expression is equivalent to 1/3 (5x+3y) + 2/5y+7 A. 5/3x+7/5y+7 B. 15x+2/5y+7 C. 5/3x+2/5y+7 D. 15x+9 2/5y+7

Find the width of the rectangle if it's area is (3x^2 + 9xy + 6y^2) square centimeters 3x + 6y cm is at the top of the rectangle p

Jr ran 325 meters farther than dj ran. Dj ran 4.2kilometers. How many meters did jr run?

Find the 50th term in the sequence 65536, 49152, 36864, 27648 ...

Which choice is not a factor of 16 2,8,4,11

12 packs of scrunch apple juice cost three dollars after a 40% discount which equation would allow you to find the original price of the 12 pack