Kenny5277 Kenny5277

08-08-2018
Mathematics

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Delilah does 841 jumping jacks in 4 minutes. She does her jumping jacks at a constant rate. How many jumping jacks can Delilah do per minute?

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Supernova Supernova

08-08-2018

841 jumping jacks per 4 minutes

[tex] \frac{841~jumping~jacks}{4~minutes} [/tex]

Divide both sides by 4.

[tex] \frac{841}{4} \div \frac{4}{4} = \frac{210.25}{1} [/tex]

Delilah can do 210.25 (or 210) jumping jacks per minute.

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