A percentage is a way to describe a part of a whole. The percentage of increase from 50 to 90 is 80%.
A percentage is a way to describe a part of a whole. such as the fraction ¼ can be described as 0.25 which is equal to 25%.
To convert a fraction to a percentage, convert the fraction to decimal form and then multiply by 100 with the '%' symbol.
The percent of increase from 50 to 90 is,
= (90-50)/50 × 100%
= 40/50 × 100%
= 0.80 × 100%
= 80%
Hence, the percentage of increase from 50 to 90 is 80%.
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A) 3/8
B) 10/21
C) 11/27
D) 8/35
E) 7/37
3/8 = 0.375
10/21 = 0.4761904761904761
11/27 = 0.407407407407407
8/35 = 0.2285714285714286
7/37 = 0.189189189189189
both 11/27 and 7/37 have three digits that repeat in it's decimal equivalent
10/21 has six digits that repeat
Answer:13
Step-by-step explanation:
15. the pattern stays to follow :)
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