How do you calculate with real world measurements

Working together, it takes two different sized hoses 30 minutes to fill a small swimming pool. If it takes 50 minutes for the larger hose to fill the swimming pool by itself, how long will it take the smaller hose to fill the pool on its own

What is the slope of the line joining (8, 8) and (12, 6) ? -2 negative one over two start fraction one over four end fraction start fraction one over two end fraction

A combination lock has numbers 0-49 on it. How many different 3-digit lock combinations are possible if no digit can be repeated?

Which method would determine the volume of the prism with dimensions 2 times 2 and one-fourth times 4 shown below?

Between what two multiples of 100 is 788?

Find the solutions to the equation 10^2x+11 = (x+6) ^2-2. Which values are approximate solutions to the equation check all that apply. A. - 9.6 B.-7.4 C. - 4.6 D. - 2.4 E. 0.6

how many pairs of opposite sides are parallel in a trapezoid? how is this different from a parallelogram?

The total bill for drinks and pizza and drink is 14.90 before tax/the sales tax is 5 •/• what will be the amount of sales tax added to the bill.

A car moving at an initial velocity of 20 meters/second accelerates at the rate of 1.5 meters/second^2 for 4 seconds. What is the final velocity?

A car manufacturer sold about 332,000 cars last year. The number of cars sold this year is 125% of the cars sold last year. About how many cars were sold this year sold this