15
23.57
sqrt(12)*sqrt(20) = sqrt(12*20) = sqrt(240) = sqrt(16*15) = sqrt(16)*sqrt(15) = 4*sqrt(15)
If you mean 20% of 15 that's 3. If you mean 20% off that's 15-3 or 12.
10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20
Range = Maximum - Minimum = 20 - 8 = 12.
20/16 = h/12;Cross multiply: 16 x h = 20 x 12h = 20 x 12/16 = 240/16 = 15 in
17
12 14 15 16 18 20
10, 12, 14, 15, 16, 18, 20.
4, 8, 12, 16, 20,
The median of {10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20] is the 6th values which is 15.
10, 12, 14, 15, 16, 18, 20