Answer:
85
Step-by-step explanation:
A z-score of 1.25 means that the actual exam score is 1.25 standard deviations above the mean, and therefore the exam score we are looking for is: mean + 1.25 * SD = 75 + 1.25 * 8 = 85
Answer:
She can buy 15 lunches.
Step-by-step explanation:
1.95x15=29.25
Answer:
-22-6x
Step-by-step explanation:
Multiply, leave -7 out. Then combine like terms.
Answer:
1 or 3
Step-by-step explanation:
hope this helps:)
Answer:
Both of these fractions do not mean the same thing. The greater fraction is 3/2.
Step-by-step explanation: