Proportions 9/7/23

Solve the proportions:

Michelle went up 32 steps in 16 seconds to reach her apartment on the third floor.

How many steps did she walk up in 5 seconds?

Solve the proportions:

Oliver takes 26 minutes to solve a set of 100 additional problems at a constant rate.

How much time will he take to solve 50 additional problems?

Solve the proportions:

On a busy Saturday, Rachel sold 279 pretzels in 3 hours.

How many pretzels did she sell in 2 hours if she sold them at a constant rate?

Solve the proportions:

The elevator in a 90-floor building takes 20 seconds to reach the 30th floor.

In 12 seconds, which floor will the elevator stop at?

Solve the proportions:

While at a camping site, Coach John and his team pitched 12 tents in 192 minutes.

How long did they take to pitch 8 tents?