340 is (340-380)/20=-2, or 2 standard deviations below the mean.
420 is (420-380)/20=2, or 2 standard deviations below the mean.
95% of values lie within 2 standard deviations of the mean, so the answer is 95%.
Answer:
B.
Step-by-step explanation:
The numbers are always in the blue side, and the blue side starts at facing right, left, right, and then left.
Answer:
SSS Postulate
Step-by-step explanation:
The first says 2 sides are the same
The second says 2 sides are the same
The last says 2 sides are the same
Side side side
SSS Postulate
Answer:
(6,3)
Step-by-step explanation:
Answer:
90 years
Step-by-step explanation:
Equation =
200 - 2x = 20
2x = 200 - 20
2x = 180
x = 180 / 2
x = 90
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-Chetan K