In june, a runner ran a mile in 7: 45. in september, the runner ran a mile in 5: 51. is the percent of change in time an increase or a decrease?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?

Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.