Find the solution set for this equation. separate the two values with a comma.

John bought 2 horses at rs 20000 each

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

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?