420
89+84+90+94+98=455 455/5= 91 91 is the mean.
4 + 90 = 94
90 + 2 + 2 = 94
87
98-56 = 42
The median is 94.
68 × 94 = 6,392
90% of 94= 90% * 94= 0.9 * 94= 84.6
The median is 86.
The GCF is 2.
2: 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98.7: 56, 63, 70, 77, 84, 91, 98.
-1,400