It's A because 8-15 is -7 but the absolute value parenthesis make it positive 7.
The answer is 6 1/3 because 1+4= 5 and 3/6 + 5/6 is 8/6 which simplify a to 1 and 1/3 and 5+ 1 1/3= 6 1/3
218, 314 are the two values do the middle 95% of the lengths of all pregnancies fall.
Answer:
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Answer: 287
Step-by-step explanation: