Answer:
20
Step-by-step explanation:
20 is the lowest common multiple
841 jumping jacks per 4 minutes

Divide both sides by 4.

Delilah can do 210.25 (or 210) jumping jacks per minute.
Answer:
Check pdf
Step-by-step explanation:
A,and D!! Hope this helps! :)
Answer:
Step-by-step explanation:
Reduce the ratio to lowest terms, then multiply numerator and denominator by any same value to get another equivalent.
