Last month Christopher practiced his violin for 16 hours and Patrick practiced his cello for 780 minutes how many more hours did Christopher practice then Patrick?

10k-3k in simplest form

What is the division answer for-17/40?

A recipe uses 5 cups of flour for every 2 cups of sugar. How much sugar is used for 1 cup of flour?

Sarah woman Larry are on the track team last week's Aron 8.25 miles ran 11.8 miles in their ear and 9.3 miles how many miles did they run all together

The initial temperature of a cup of tea is 200ºF. The surrounding temperature is 70ºF, and the value of the constant k is 0.6. Applying Newton's cooling model, the temperature of the tea after 2 hours will be ___ ºF. round to the nearest integer.

In the circus, a lion has been trained to jump through a ring of fire that has a radius of 4 feet. What is the rings circumference? Use 3.14 for

A class of 25 student has 15 girls and 10 boys. If one student is chosen at random, what is the probability it is a girl

Alice ran 5 laps around a track. She ran a total distance of 3.65 kilometers Jim ran 20 laps around the same track. what is the total distance Jim ran

If you multiply a number by 2 then divide by 3 it's the same as multiplying by what number?

F (x) = x^2-10 and g (x) = 7-x, find (f-g) (-6)