Two planes are flying in opposite directions, away from each other, one with the speed of 800 km per hour and the other with the speed of 840 km per hour. How much farther from each other are the planes getting every hour?

A submarine window can w

Explain why it doesn't matter what letter or symbol is used to find an unknown number.

5. In Tyrone's science class he is studying cells. Cell A divides every 30 minutes. If Tyrone starts with two cells, how many cells will he have in 3 hours? A 6 cells B 32 cells C 128 cells D512 cells

How many 6 1/4-inch pieces of fabric can be cut from a 75-inch roll?

scientist needs 10 liters of a 20% acid solution for an experiment, but she has only a 5% solution and a 40% solution.

For the equation 3x = 12 is the answer 36

13/25 convert in to percent

The state fair is a popular field trip destination. This year the senior class at High School A and the senior class at High School B both planned trips there. The senior class at High School A rented and filled 8 vans and 8 buses with 240 students.

What is the answer to this equation 5X + 4 = 49

The table shows the amount of paint left in each jar which jar contains the greatest amount of paint the least