What is the mean of this set of numbers?
0.810.81
0.88
0.82
0.90
0.90
0.84
0.84
0.91
0.94
0.86
0.86
0.86
0.88
0.87
0.89
0.91
0.86
0.87
0.93
0.88
0.83
0.950.95
0.87
0.93
0.91
0.85
0.91
0.91
0.86
0.89
0.87
0.840.84
0.88
0.88
0.89
0.790.79
0.82
0.83
0.90
0.88
0.84
0.93
0.81
0.90
0.88
0.92
0.85
0.84
0.84
0.86

54 km / hours

step-by-step explanation:

we need to convert seconds to hours

60 seconds = 1 minutes

60 minutes = 1hour

15 m         60 second   60 minutes

  * *         = 54000 meters/ hour

second     1 minute             1 hour

now we need to convert meters to km

1000 m = 1 km

54000 m       1 km

*   = 54 km / hours

hour               1000m

0.32

step-by-step explanation:

2.24/7

i believe your answer is 99.7% of 7-year-old children are between 46.6 inches and 49.5 inches tall.

care to share were the trapezoid shown is ?