Maria wants to make some lemonade. Maria has 2.5 cups of lemon juice that she will use.
Lemonade Recipe
1 cup lemon juice
6 cups water
2 cups sugar
Question: How many cups of water should Maria use so that the
lemonade tastes the same as the original recipe?

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x