A science class measured the mass of a balloon to be 4 grams. After the balloon was inflated the mass was 8 grams. What was the mass of the air inside the inflated balloon?

For each of these sentences, determine whether an inclusive or, or an exclusive or, is intended. Explain your answer. a. Experience with C or Java is required. b. Lunch includes soup or salad. c.

Curt has 12 modlels in all. Three of the models are airplanes. Curt has 5 more models of cars than boats. How many models of cars does Curt have?

Tina collected data from a random sample of 600 students in her university asking whether or not they exercise more than 30 minutes per day.

Hannah travels 6 times as many minutes than Raoul does. Together, they travel 63 minutes. How many minutes does Hannah travel? Draw a model and wrote an equation to solve.

What is the answer to x + 1.2x?

Enos' monthly mortgage payment was $1800 last year, and on average, 8% of each payment was interest. If Enos itemizes deductions on his federal income tax return, how much can he deduct for mortgage interest?

Mr. Johnson has his newspaper delivered every day. He determines the probability the newspaper is on his front porch is 0.64. The rest of the time he finds the newspaper somewhere on his lawn. What is the probability that Mr.

Suppose the radius of a spherical balloon is growing at the rate of 50 cm/s

What is the completely factored form of t4 - 16?

Which equation has a y intercept of 2 and a slope of 1/2? A. y = 2x + 1/2 B. y = 1/2 x + 2 C. y = 2x + 2 D. y = - 1/2 x - 2