Probability that first student prefers mechanical pen = 0.30
P(first student does not and second student does) = 0.70 * 0.3 = 0.21)
P( selecting 2 or fweer) = 0.30+ 0.21) = 0.51 or 51%
The answer would be i<span>n step 4, he made an error in determining which value is closer to 82.5</span>
Decimal: 3.5
350 divided by 100 = 3.5
Percentage: 350%
Move the decimal 2 times to the right
3.5 -> 350
Add a percent sign
Answer:
It's the second one I believe, because it's not a straight line, and nearly all functions have curved lines
Step-by-step explanation:
