In 1948, 5 people bought 66 acres of land for $124.00 per acre, In 1967, the same 66 acres was sold and bought for $15,787.25 per acre
Answer:
81
Step-by-step explanation:
9*9
Please Mark Brainliest
It increases then falls, so it is approximately a bell shaped curve.
Answer:
92.65 % light bulbs last less than 2080 hours
Step-by-step explanation:
We are given that The amount of time a certain brand of light bulb lasts is normally distributed
Mean =
Standard deviation =
We are supposed to find What percentage light bulbs last less than 2080 hours, to the nearest tenth

Z=1.45
Refer the z table for p value
p value = 0.9265
Hence 92.65 % light bulbs last less than 2080 hours
Steps:
1. Change 1/11 to 2/22 by multiplying by 2
2. 9/22 + 2/22
3. 11/22
Then, to simplify it you divide by 11
4. Your answer is
1/2