A woman traded in her old car, which got 40 miles per gallon on the highway, and purchased a new car, which gets 38 miles per gallon. What is the percent of decrease in mileage?

El equipo mixto de fútbol tiene cuatro veces más niños que niñas. Decimos quela razón del número de niños al número de niñas en el equipo es de 4: 1. Esto selee como cuatro o uno.

Rosa can till 375ft of land in 15min what is Rosa's tilling rate

P=$300 R=7% T=2 What's I?

What does doubling the coupon of a bond do to its yield? Select the best answer from the choices provided. a. It halves the yield. b. It doubles the yield. c. It quadruples the yield. d. It depletes the yield.

Last month, Margo bought a tree that grows 2.5cm each day. It was 5cm tall when she bought it and now it is 65cm tall.

Given the cost function Upper C (x) and the revenue function Upper R (x) , find the number of units x that must be sold to break even. Upper C (x) equals15xplus24 comma 000 and Upper R (x) equals17x.

Find an equation of the circle with center at (-2,3) that is tangent to the y-axis in the form of (x-a) ^2 + (y-b) ^2=c where a, b, c are constants.

What is the product? 3 1/2 * 2 2/3

The gravitational attraction between two masses varies inversely as the square of the distance between them. If the attraction force between them is 75 lbs.

The smallest hummingbird is the Bee hummingbird. It has a mass of about 1 1 4 grams. The mass of a larger type of hummingbird is about 5 times the mass of the Bee hummingbird. What is the mass of the larger hummingbird?