Below is the question, it requires that you use 3.14 for pi. A spherical helium balloon that is 8 feet in diameter can lift about 18 pounds. What does the diameter of a balloon need to be to lift a person who weighs 144 pounds?

What is the solution of log2  (3x  -  7)  =  3? 4 5

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *