He was not supposed to simplify. He could have multiplied straight across and got 12/63 and he would simplify that which would be 4/21 im thinking
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Answer:
D)the time (in hours) a 4-year-old spends unsupervised per day
Step-by-step explanation:
Given that 4-year-olds in a certain country average 3 hours a day unsupervised and that most of the unsupervised children live in rural areas, considered safe
X - the time (in hours) a 4-year-old spends unsupervised per day
X is N(3,1.8)

Answer:
I think its A = $14.68
Step-by-step explanation:
Answer:
$0.25
Step-by-step explanation:
Divide the cost by the amount.

Therefore, the cost of each chocolate bar is $0.25.