Josie swims 50 feet every 20 seconds. She wants to know how fast she swims. How much feet does she swim per second?

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.