(23 - 18) × 8 - 16 = 24
1.2778
(8 × 12) − 23 = 73
18, 23, 10, 39, 22, 17, 16, 15 Mean = (18 + 23 + 10 + 39 + 22 + 17 + 16 + 15)/8 = 20 Lowest Number in set is 10 Highest Number in set is 39 Range = (39 - 10) = 29
25
The geometric mean of two numbers is the square root of their product. 18 x 8 = 144. The square root of 144 is 12. The geometric mean of 18 and 8 is 12.
Mean = Sum/Count = 359/15 = 23.933...
mean(18, 23, 39, 10, 22, 17, 16, 15) = (18 + 23 + 39 + 10 + 22 + 17 + 16 + 15) ÷ 8 = 160 ÷ 8 = 20
to find the mean, you add all the numbers together then divide by how many numbers there are. so the mean for 4 8 18 21 22 23 is 16
lcm of 8, 18, and 23 is 1656
23/12 = 1 11/12 23/8 = 2 7/8 = 2.875
(23 - 18) × 8 - 16 = 24
1.2778
(8 × 12) − 23 = 73
common multiple for 23 12 and 8 is 552.
552
The Greatest Common Factor of 23, 12, 8 is 1.