After diving 89 meters below sea level, a diver rises at a rate of 4 meters per 10 minutes. Where is the diver in[..]

Suppose there is a 2-degree drop in temperature every thousnad feet that an airplane climbs into the sky. If the[..]

Suppose there is a 2-degree drop in temperature for every thousand feetthat an airplane climbs into the sky. If the[..]

A truker drove for 4 hours before he encountered icy road conditions. He reduced his speed by 20 mph and continued[..]

A cyclist leaves his training base for a morning workout riding at the rate of 12 mph. one and a half hour later his[..]

Equal amounts are invested in each of three accounts paying 7%,8% and 10.5% anually. If one years combined interests[..]

A professor wants to supplrmrny her pension with inverstment interest. If she nvests $28,000 at 6% interests. how[..]

Joan has $3.50 in nickels,dimes, and quarters. She has the same number of nickels as quarters. She has twice as many[..]

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 40 miles per hour and[..]

THe perimeter of a rectangle is 76in. THe length is two more than twice the width. Find the dimensions.