If a cheetah can run at 70 mph and a pronghorn at 55 mph, how much faster is a cheetah than a pronghorn?

If a Thomson's gazelle can run at 50 mph, and a lion can run at 50 mph, how much faster is a cheetah than both of these animals?

The top speed of a springbok is 55 mph. If a cheetah can run at 70 mph, what is the ratio of the cheetah's speed to the springbok's speed?

If a cheetah can run at 70 mph, how many times faster is it than a Thomson's gazelle, which can run at 50 mph?