Question

Each marble bag sold by keisha's marble company contains 5 blue marbles for every 8 yellow marbles. if a bag has 56 yellow marbles, how many blue marbles does it contain?

Answer 1

56 yellow marbles/8 yellow marbles = 7 yellow marbles
7 yellow marbles* 5 blue marbles = 35 blue marbles

Your final answer is 35 blue marbles.
Hope this helps.