Eric played piano and guitar for a total of 8 hours this week. He practiced the piano 3/4 of that time. How many hours did Eric practice the piano this week?

2 planes fly in opposite directions. One travels 475 mi/h and the other 525 mi/h. How long will it take before they are 6,000 mi apart

Solve the inequality, - 3 < n - 8

Write this ratio as a fraction in lowest terms. $77.68 to $20.55

Xian and his cousin Kai both collect stamps. Xian has 64 stamps, and Kai has 76 stamps. The boys recently joined different stamp-collecting clubs. Xian's club will send him 20 new stamps per month. Kai's club will send him 16 new stamps per month.

How much is three quarters of an hour

Find the percent increase for 13 friends to 14 friends round to nearest percent if you can

ne Given vectors u and v, find (a) 3u (b) 3u + 2v (c) v-2u. ests (a) 3u (Type your answer in terms of i and j) nten ucce

Seth spent $3.26 on a salad. How much did his salad weigh?

A licensed nurse practitioner is instructed to give a patient 1500 milligrams of an antibiotic over a period of 48 hours.

You can buy 5 pounds of grapes for $9.95. what is a proportion that gives the cost c if you buy 4 pounds of grapes