Answer:
it 152 u have to add 3 time like this
90+10+30+ it gives you 152
Step-by-step explanation:
hope this works or help
Answer:
The 95% confidence interval is
.
Step-by-step explanation:
The information provided is:

The critical value for 95% confidence level is:

Compute the margin of error as follows:


Then the 95% confidence interval is:


Thus, the 95% confidence interval is
.
she Could have wriiten 2(9+1)^2+6+134 did that help!!!!!!!!!??????????
to check maybe u should try it jsut caculate it :D
First, 90 minutes will equal 1.5 hours. And I have the formula for this is distance=time×speed, so I just take 25 divided 1.5 to get the speed she is riding which equal 16 2/3 miles per hour. Hope it help!