Faizah and Noah like to share stickers. If Faizah gives 40 stickers to Noah, the ratio of Faizah to Noah's stickers will be 1 : 9. If Faizah gives 60 stickers to Noah, their ratio will be 1 : 14. How many stickers does Faizah have?
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Answer:
100 stickers
Step-by-step explanation:
If Faizah gives Noah 40 stickers
Faizah : Noah
1. : 9
1 + 9 = 10
If Faizah gives Noah 60 stickers
Faizah : Noah
1. : 14.
1 + 14 = 15
LCM OF 15 AND 10 = 30
30 / 10 = 3
30 / 15 = 2
3 - 2 = 1
(60-40) / 1 = 20
20 X 3 + 40 = 100