Х Unit rates
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Delilah does 184 jumping jacks in 4 minutes. She does her jumping jacks at a constant rate.
s
How many jumping jacks can Delilah do per minute?
jumping jacks

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

9/10 divide by -3/15 as a mixed number