If a car travelling at 60 mph crashes into a fly A. The car hits the fly with a greater force than the fly hits the car.
B. The fly hits the car with a greater force than the car hits the fly.
C. The forces are the same.
D. The car applies a force to the fly but the fly does not apply a force on the car.
E. None of the above.

As part of an annual fundraiser to raise money for diabetes research, diane joined a bikeathon. the track she biked on was 1,920 yards long. diane biked 38.5 laps. her sponsors agreed to donate an amount of money for each mile she biked. how many miles did she bike? first fill in the blanks on the left side using the ratios shown. then write your answer. given ratios: 5280ft / 1 mi , 1 mi /5280 ft , 1,920 yards / 1 lap , 1 lap / 1,920 yards , 3 ft / 1 yard , 1 yard / 3 ft. blanks: 38.5 laps / 1 yard x (blank) x (blank) x (blank) = (blank) miles i'm really confused on how to do this, and the explanations aren't exactly . if you could walk me through how to do this, it would be greatly appreciated.

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Math i have no idea how to do a and b