156-30 = 126
126/3 = 42degrees Fahrenheit per hour<span />
Answer:
The histogram shows near normality,the sample is less than 10% of the population,however we don't know if sample is random or not.
Answer:
17.9
Step-by-step explanation:
3.7²+17.5²=319.94
= 17.9
When the firecracker hits the ground, H(t) = 0.0 = -16t^2 + 90t + 160 Using the quadratic formula,t = (-90 +- sqrt(90^2 - 4(-16)(160))) / 2(-16)t = -1.42 ort = 7.04
The negative time is extraneous. Therefore,t = 7.04 s.
Seven Seconds is your answer!
Answer:
4.75
Step-by-step explanation:
5 times $.95. equals $4.75