Question

Anjana could not solve 1/6th of the problem in an examination. 1/5th of the problem solved by her were wrong. If there were 30 questions, how many problems did she answer correctly?

Answer 1

Answer:

20

Step-by-step explanation:

he couldn't solve 1/6 of 30 =(1/6)×30=5 question

attended question=(30-5)=25

1/5 of 25 answer were wrong

then wrong answers are=(1/5)×25=5 question

his remaining correct question =(25-5)=20 questions

Answer 2

Answer: 20

Step-by-step explanation:

No of problems Anjana could not solve

= 1/6 ×30

=5

No of problems solved wrong by Anjana

=1/5×25

=5

No of problems she answered correctly

30-10 = 20