2/3 of the tables are taken in a restaurant. 6 out of the 10 have not ordered food yet. What percentage hasn't[..]

Jeff and Kirk can build a​ 75-ft retaining wall together in 55 hours. Because Jeff has more​ experience, he could[..]

A chemist has a solution that is 40% acid and another solution that is 90% acid. He wants to make 100 mL of a 70%[..]

The Art Club is selling wrapping paper and poinsettia plants to raise money for a trip. A poinsettia sells for $4.50[..]

two more than four times a number is 26

christina rode her bike for 21 minutes darla rode her bike for 3 minutes more than twice as long as christina how[..]

In our solar system, 6 of the 8 planets have moons.What percentage of the planets have moons?

5. A very large boulder with a volume of 1200 L has a mass of 1.4x109 g. What is the density of the boulder?

A boat traveled downstream a distance of 33 mi and then came right back. If the speed of the current was 12 mph and[..]

a certain triangle has a perimeter of 3067 mi. the shortest side measures 76 m less than the middle side and the[..]