Question

after revaluation a student's marks was changed from 80 to 92. The percentage increase in marks is​

Answer 1

Answer:

Answer is (92-80)÷80*100 = 12÷8*10=15%increase

Answer 2

Answer:

After revaluation a student's marks was changed from 80 to 92. The percentage increase in marks is​

Answer- the percentage increase from 80 to 92 is 15%.

The percent increase from 80 to 92 is calculated as the difference between the increased quantity 92 and the reference quantity

80 divided by the reference quantity 80 and multiplied by 100. Here is a step-by-step explanation of how to use a mathematical formula to determine the percentage increase from 80 to 92.

Step-by-step explanation:

Step 1:-

Watch the input parameters, values, and results:

input variables

80 is the base or reference value.

Relative or increased value Y = 92

What to look for:

Calculate the percentage increase between 80 and 92.

$\frac{(92-80)}{60} x100$ = (?) %

Step 2:-

92 - 80 = 12 is the difference between the increased quantity 92 and the reference quantity 80.

Step 3:-

multiplying the result by 100 after dividing the difference of 12 by the reference amount of 80:

$\frac{12}{80} x 100 = 15%$%

As a result, the percentage increase from 80 to 92 is 15%.

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