What is -3 over 10 plus -1 7 over 10? i need it quick so let me

Volume of a cylinder with a radius of 13 in and height of 30 in

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be able to prepare using the sauce?