Jack has $37 and saves 56.50 per week. Diane has $9 and saves $825 per week. Write an equation and solve to determine the number of weeks it will take for Jack and Diane to have saved the same amount of money. Fill in the blank in the sentence.

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

How do i do this activity, is appreciated

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?