Answer:
Option A
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Answer:
10 times.
Step-by-step explanation:
The 1 in the 615 is in the tenths place.
The 1 in the 91 is in the ones place.
So, the one in the 615 is 10 times greater than the one in 91.
Look:
1x10 is 10, the 1 in 615 is basically 10, and the 1 in 91 is basically 1.
6.66666666667% you divide 120 by 18 that = 6.66666666667 and add a %
Answer:
9
Step-by-step explanation:
Let the unknown number be x
Sum means add
7 + 3x = 34
Subtract 7 from each side
7+3x-7 = 34-7
3x = 27
Divide by 3
3x/3 = 27/3
x = 9
Answer:
any score that lies between 88.8 and 97.2 is within one std. dev. of the mean
Step-by-step explanation:
One std. dev. above the mean would be 93 + 4.2, or 97.2. One std. dev. below the mean would be 93 - 4.2, or 88.8.
So: any score that lies between 88.8 and 97.2 is within one std. dev. of the mean.