Jessica Jones $425 per week working at a hair salon the weekly expenses are $93.50. What percentage of weekly income goes to pay
1 answer:
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Answer:
p = 0.513
Step-by-step explanation:
There are 212 families with exactly 3 children. So in all, there are 212*3 = 636 children.
Of those,
The number of girls is:
81 + 76*2 + 31*3 = 326
That is, 326 girls out of 636 children.
Then