What is the efficiency of a machine that produces 4500 joules of output work for every 4250 joules of input work? (remember to put it in correct units and round to the hundredths place)

1/4 (p+4) + 3/5 (p-1)

Which list correctly orders A, B, and C from least to greatest when A = - 8, B = StartAbsoluteValue negative 6 EndAbsoluteValue, and C = StartAbsoluteValue 11 EndAbsoluteValue? A, B, C C, A, B B, A, C C, B, A

1. In 1758, the dimensions expanded to 96 feet by 32 feet. What was the perimeter? 2. Washington's last addition was called the New Room, often used for parties. Most homes at the time could have fit in just this room! It's perimeter was 108 feet.

Which of the quadratic functions has the narrowest graph? y=-x y=1/4x y=4x^2 y=1/9x

Julie read 1/2 of a book in the morning, and she read some more at night. By the end of the day, she still had 2/5 of the book left to read. How much of the book did julie read at night?

A drama class has a total of 26 students. The number of males is 6 more than the number of females. How many males and how many females are in the class?

Find the area under the line y=4x+1 between x=2 and x=3

Prove the trigonometric identity: (csc^2x) / (cotx) = cscxsecx ... ?

What is (3x + 5) - (x + 2)

1. Simplify. tan (x + 540) 2. Simplify the expression. sec (x - 360) 3. Simplify. 5cos (x) + 3cos (-x)