The annual salaries of an employee is increased by 15% half yearly, but due to the pandemic his salary was decreased by 2,000 after his second increment. If his initial salary was 15,000, find his salary at the end of 6 months.

A percentage is a number or ratio that can be expressed as a fraction of 100. To find the percentage of a number, divide the number by the whole and multiply by 100.  Here are some tips for solving percentage aptitude questions: Converting fractions to percentages: Multiply the fraction by 100. For example, 0.5 = 0.5 x 100 = 50%. Converting percentages to fractions: Divide the percentage by 100. For example, 60% = 40/100 = 0.6. Percentage increase or decrease: Use the formula % increase /decrease = 100 × Quantity increase or decrease / original quantity. For example, if a salary increases... Show more

A percentage is a number or ratio that can be expressed as a fraction of 100. To find the percentage of a number, divide the number by the whole and multiply by 100. 

Here are some tips for solving percentage aptitude questions:
Converting fractions to percentages: Multiply the fraction by 100. For example, 0.5 = 0.5 x 100 = 50%.
Converting percentages to fractions: Divide the percentage by 100. For example, 60% = 40/100 = 0.6.
Percentage increase or decrease: Use the formula % increase /decrease = 100 × Quantity increase or decrease / original quantity. For example, if a salary increases from Rs 100 to Rs 135, the percentage increase is 35%.
To find what percentage of x is y: y/x × 100.
To calculate percentage change in value: Percentage change = {change/(initial value)} x 100.
Percentage point change: Difference of two percentage figures.
Increase N by S %: N( 1+ S/100 ).
Decrease N by S %: N (1 – S/100). 

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