Next year, Dana will be twice as old as her sister will be. Four years ago, Dana was three

times as old as her sister was. How old is each now?

Two groups collect litter along the side of a road. It takes each group 5 minutes to clean up a 200-yard section. How long does it take to clean up 2 miles? Explain how you solved the problem.

What is the solution to the equation 5 + 10x = 50? x = 1.5 x = 4.5 x = 5.5 x = 6.5

If the temperature in Minneapolis was - 20℉ and then dropped to - 25℉, what was the change in temperature?

Describe the two possible ways to use the angle of depression that is outside a right triangle to find the measure of an angle inside the triangle?

The length of a rectangle is twelve inches more than its width. The perimeter of the rectangle is 276 inches. What are the dimensions of the rectangle?

No, because the bike order does not meet the restrictions of 4c + 6a ≤ 120 and 4c + 4a ≤ 100 No, because the bike order does not meet the restrictions of 4c + 4a ≤ 120 and 6c + 4a ≤ 100 Yes, because the bike order meets the restrictions of 4c + 6a ≤

A researcher conducts a hypothesis test on a population proportion. Her null and alternative hypothesis are H0 : p = 0.4 and Ha : p < 0.4. The test statistic and p-value for the test are z = - 3.01 and p-value = 0.0013.

How do I solve (-2-6i) (1 + i)

I'm a election 4713 people voted candidate B received 2 thirds of the votes. How many votes did candidate b receive

A car can travel 476 miles on 14 gallons of gas. Write an equation relating to the distance d to the number of gallons g. How many gallons of gas first this car need to travel 578 miles?