Question

10. Harsh scored 20% out of 50 marks in his first test. In the next test, there was an increase of 20%
in his marks. In a later test, there was a decrease of 20%. What were his marks in these three tests?​

Answer 1

Answer:

10. Harsh scored 20% out of 50 marks in his first test. In the next test, there was an increase of 20%

in his marks. In a later test, there was a decrease of 20%. What were his marks in these three tests?

Answer 2

Answer:

$in \: his \: first \: test \: he \: scored \: 10 \: marks \: \\ \\ \\ in \: his \: second \: test \: he \: scored \: 20 \: marks \\ \\ \\ in \: his \: third \: test \: he \: scored \: 10 \: marks \: \\ \\ \\ total \: he \: scored \: 50 \: marks$