Question

Plz help I don’t get this

Answer 1

Mary has 48 stickers. The ratio is 4:7

divide 48 with 4

48/4 = 12

Multiply 12 with 7

12 x 7 = 84

Mary buys another 8 stickers: 48 + 8 = 56

56:84 is the new ratio

hope this helps