During 30 minutes on the treadmill the toilet bring 20 cal per minute what is the rate of change of a function that represents this situation

Can you simplify 4/7? 24 points will be awarded!

Yo y do yall have 2 stars that means yall wrong bro

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number