2
The least common multiple of 84 and 98= =588
84+64+98+1 ---- 4
2 and 12
Factors of 98 are 1, 2, 7, 14, 49, and 98. Each of these factors divides into 98 without any remainder.
70, 77, 84, 91 & 98
The hcf is 14
Mean = "average" = (sum of samples) / (number of samples)Mean = (1/9) x (98 + 98 + 98 + 45 + 84 + 84 + 52 + 45 + 37) = 641/9 = 71.222 (rounded, repeating)
98*84 = 8232
32 goes into 98 - three times.
The number that goes into both 84 and 105 evenly is 21.
None of them.
The highest common factor of 60 and 84 is 12
The least common multiple of 84 and 98= =588
7
1
84+64+98+1 ---- 4
14s -98 = -84