average of 71%, 84% and 90% = 81.67%
= (71% + 84% + 90%)/3= 245%/3
= 81.67%
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71/90 x 100 = 78.8 recurring (that is, 78.8888...). Therefore, 71 is equal to 78.8888... percent of 90.
80%
The least common multiple of the numbers 84 and 90 is 1,260.
The same as the product of 84 and 90.
100% = 1.0090% = 0.901/2 (1.00 + 0.90) = 1/2 (1.90) = 0.95 or 95%