SOLUTION: Mark had 3 times more marbles than Isabella. Isabella had 2/3 as many marbles as Jack. How many marbles did Mark, Isabella, and Jack have? Write algebraic equation and solve.
Hi,
Mark had 3 times more marbles than Isabella. Isabella had 2/3 as many marbles as Jack's marbles
Jack 3
Isabella 2
Mark 2x 6 Jack needs to have at least 3 marbles or a multiple of 11 is the number of marbles there could have been.