Answer:

Step-by-step explanation:
-The volume of a cylinder is given by the formula:

#We make r the subject of the formula:

#We then substitute for the stated volume and solve for r:

Hence, the cylinder's radius is approximately 5.00 ft
Answer:
78
Step-by-step explanation:
When you divide fractions multiply the first fraction by the reciprocal of the second
-5/7 divide by 1/5 turns into
-5/7 multiply by 5/1
Answer is -25/7