it takes ahmed 20 hours to rake the front lawn while his brother, jeff, can rake the lawn in 16 hours. how long will it take them to rake the lawn working together

Suppose that two current exchange rates are US $1 = 117.9 Yen and 1 peso = US $0.0476. What is the value of 1 peso in yen?

The formula r = d/t gives the rate r for a distance d traveled in an amount of time t. A trip of 120 miles takes 2.5 hours. What was the rate for this trip? A. 48 mi/hr B. 60.5 mi/hr C. 122.5 mi/hr D. 300 mi/hr

Evaluate 8p+3q-18 when p=1/2 and q=7

Find the real solutions by factoring: x^3+x^2-25x-25=0

Thomas, Janaid and Sara received a total of £75 for their hard work. Thomas received £8 less than Sara but than Janaid. How much did they each receive?

Mr. Anson bought 3 student tickets that each cost the same amount and an adult ticket that cost $12. In all, Mr. Anson spent more than $36. Which represents the cost of each student ticket?

3c-d=tcould you solve for c

How many times greater is the 7 in the hundreds place than the 7 in the tens place in the number 4,772

a school art teacher designs a circular flower bed inside a rectangular sandbox the sandbox is 6 feet wide and 10 feet long how many square feet will there be for sand after the flower bed is installed? us 3.14

Suppose there are 297 students going on a feild trip if each schoolbus can carry 58 students estimate the number of buses that will be needed to transport all the students