Question

Tamanna is arranging black marbles in groups of 13 and purple marbles in groups of 25. If she has the same number of black and purple marbles, what is the smallest number of
marbles of each colour that she could have?

Answer 1

Answer:

Tamanna is arranging black marbles in groups of 13. So, the number of black marbles she has will be a multiple of 13. She is arranging purple marbles in groups of 25. So, the number of purple marbles she has will be a multiple of 25.