A bag contains​ pennies, nickels,​ dimes, and quarters. There are 50 coins in all. Of the​ coins, 16​% are pennies and 42​% are dimes. There are 5 more nickels than pennies. How much money does the bag​ contain?

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

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