EASY MATH PLEASE HELP NO LINKS PLEASE

EXPLANATION REQUIRED

I WILL GIVE BRAINLIEST

: ) HINT: THE ANSWER IS NOT D

A child's sandbox is 6 ft. wide, 3 ft. long, and 2 ft. deep. The child's mother fills the sandbox so that it is 1 1/2 ft. deep. What is the volume of the sandbox?

A) 27 cubic feet

B) 7 1/2 cubic feet

C) 36 cubic feet

D) 20 cubic feet

The volume of the a sphere whoes diameter is 18 cm is cubic cm . if it's diameter were reduced by half, it's volume would be of its original volume

Find the length of the radius of a circle with the center at -7+2i and a point in the circle at 33+11i

Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?