Two boats start from the same point. Boat A travels north at 60 mph. Boat Btravels west at 25 mph. At what rate is the distance between boats changing 2 hours later

Rhianna took a total of 8 quizzes over the course of 4 weeks. How many weeks of school will Rhianna have to attend this quarter before she will have taken a total of 20 quizzes? Assume the relationship is directly proportional.

Assume a varies directly as b². If b is doubled, how will it affect a. Explain your answer in detail and upload your solution. Upload Choose a File Question 7 The mass of the sun is approximately 2 x 1030 kilograms, and the mass of the Earth is approximately 6 x 1024 kilograms. How many more times greater is the mass of the sun than the mass of the Earth? Explain your answer in detail and upload your solution. Upload Choose a File Question 8 JAN 14 MacBook Air

The price of gasoline purchased varies directly as the number of gallons of gas purchased. Suppose 22 gallons are purchased for $79.80. Step 2 of 2: Using the equation from the previous step, find the price of purchasing 10 gallons. Round your answer to two decimal places if necessary. Answer Pr