There are 396 marbles in a bag. The bag contains red, yellow, and purple marbles. If the ratio of red to yellow
marbles is 2:3 and the ratio of yellow to purple marbles is 1:2, how many yellow marbles are in the bag?

Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k

For what value of (y) is 3^3/3^y =1/9

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?