Answer:
186
Step-by-step explanation:
The sample mean, x, is the central value in the confidence interval, that is, the average between the upper and lower bounds of the interval.
In this case, the Lower bound is 184.00 and the upper bound is 188.00. Therefore, the sample mean is given by:
The mean length, in seconds, of the sampled songs is 186.00.
Answer:
300 + 60 + 000
Step-by-step explanation:
Just break these up easy answer. Your welcome :)
Answer:
4
Step-by-step explanation:
10/100=0.1
1% = 0.1
0.1*40= 4
Answer:
1. 54ft^2 2. 48ft^2
Step-by-step explanation:
1. A=1/2h(a+b)
A= 1/2x6(10+8)
A=54
2. A=1/2x6(12+4
A=48
option B is the correct answer. The given triangle is right angled triangle with angle 45,45 and 90.so the sides are in the ratio 1: 1: √2 
Therefore the legs = 22÷√2=11√2
