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The income of Thomas was increased by 20% and later decreased by 20% .

Work out the total change of percentage of his income.

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Work out the total change of percentage of his income.

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Let his income was rs 100 after 20% increment it become 120 now it decrease by 20% income will become = 120- 20% of 120 = 120 - 24 =96
Total decrease in income = 100-96=4
%age of decrease = 4%

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.

Let the income be 100

20% percent of 100 is 20

after increase income is 120

20% of 120 is 24

120-24 is 96

Ultimately his salary has decreased by 4%

20% percent of 100 is 20

after increase income is 120

20% of 120 is 24

120-24 is 96

Ultimately his salary has decreased by 4%