How do you tell whether the ratios form a proportion

A deli sells ham for $2.98 per half pound. Kyle incorrectly says that the unit rate is $1.49 per pound. Explain Kyle's mistake and determine the correct price per pound. Show your work.

James Harmon is twenty-five when he takes out $40,000 of twenty-payment life insurance. How much is his annual premium? Annual premium = $ If he were to pay semi-annual premiums, what would the premium be?

Squaring a number and adding one will always produce an even number.

Ronald spent $123.45 on school clothes. He counted his money and discovered that he had $36.55 left. How much money did he originally have?

Translate the phrase into a math expression. twelve more than the quotient of six divided by three A. (6 : 3) + 12 B. 6 : (3 + 12) C. (3 : 6) + 12 D. 3 : (6 + 12)

A room measures 12 feet by 15 feet how many square yards of vinyl floor covering will it take to cover the floor

Mr. Chavis needed to take out a loan for $74,400 for a 2016 XJ luxury Jaguar sedan. If he takes 5 years to pay off the loan at a rate of 5.5%, how much will he pay in interest at the end of the 5 years?

1/5[10-5 (x-2) ]=1/10 (x+1)

Density is a physical property of elements. Write the density formula below

The ratio of the volumes of the two spheres is 27:343 and the sum of their radii is 10 units. Find the radius of the smaller sphere.