Asked by nimie

Hannah has a balls.4/5 is a black balls while the remaining 35 is a red balls.how many more black balls does hannah have...thanks!

Answers

Answered by Bosnian
n = number of a ball


1 - 4 / 5 = 5 / 5 - 4 / 5 = 1 / 5

number of a red balls:

n / 5 = 35 Multiply both sides by 5

n = 5 * 35 = 175


Number of a black balls :

175 * 4 / 5 = 700 / 5 = 140


140 - 35 = 105
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