Answer:
Pretty sure its 4/5
Step-by-step explanation:
Ratio is 20:25 simply it by dividing 5 its 4:5 then as a fraction it's 4/5
Original Price:
15.5:90%=17.(2)
Answer:
If we stipulate that a baby is premature if the length of pregnancy is in the lowest 4%, find the length that separates premature babies from those who are not premature. The lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days.
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Answer:

Step-by-step explanation:

Resolving Parenthesis


Subtracting 8 to both sides


Dividing both sides by 4
m = -8/4
m = -2
It would stay the same, since the graph hasn’t moved