3 feet because you multiply 0.2 and 15
The string would have to be 4 feet long to have a frequency of 400cps because each foot=100cps
Hope this was what you’re looking for ^.^
(If correct, if you don’t mind can you please mark me as the brainliest, it’s okay if not)
Answer:
96 seconds
Step-by-step explanation:
In order to find how long it will take to empty the bucket, you must multiply the number of gallons by the reciprocal of the fraction.
1. Reciprocal of is which is 3
2. multiply 32 by 3 to get your answer, 96.
I hope this helped!