a car travel 150 miles in the same amount of time it takes a truck to travel 110 miles. the car travels 10 miles per[..]

Sue and Lois live 13.5 km apart. At 10:00AM each girl leaves her house and jogs toward the other. The ratio of Sue's[..]

The price per​ unit, p, and the​ demand, x, for a particular material are related by the linear equation p=100-5/8x[..]

Xiaoming is making cookies. Each batch of cookies uses 3 eggs. If Xiaoming has 20 eggs, and assuming he has enough[..]

write the equation in standard form slope = 5 and passes thru (-1, -7)

The length of a rectangle is 6 meters more than the width. The area of the rectangle is 40 square meters. Find the[..]

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that[..]

sue bought 7 shirts and 4 pairs of shoes for $490 and jack bought 7 shirts and 2 pairs of shoes for $290. How much[..]

A model of​ carry-on luggage has a length that is 11 inches greater than its depth. Airline regulations require that[..]

A model of​ carry-on luggage has a length that is 66 inches greater than its depth. Airline regulations require that[..]