Ryan and karl spent 28 hours building a tree house. ryan worked 4 more hours than karl. how many hours did each work

What is the constant variation of x-3 and y = 27

Let x and y be the number of 5c and 10c coins respectively. Use the fact that the total amount of coins are worth $3.80 to set up Equation 2. Write the equation in the form ax+by=c, where a is positive.

Identify the population and sample. Give a reason why the sample could be biased. A pet store owner surveys 100 customers to find out what brand of dog food is purchased most frequently. a.

A crew is made up of 8 men; the rest are women. 66 2/3% of the Crew are men. How many people are in the crew?

Apply the distributive property and the greatest common factor to write an equivalent expression. Enter your answers in the boxes. 105 + 35m = ()

Half of - 2 3/8 as a fraction

Find all the real square roots of 0.0036

Lisa and Judy are wrapping gifts for their children. Lisa is making the bows. She has 37 and 1/3 yards of ribbon. If each bow uses 4 and 2/3 yards of ribbon, how many bows can Lisa make?

2,250 watts to horsepower (Round answer to the nearest thousandth.

10^m*10^n for m=2 and n=4