Question

in a test plus 3 marks are given for every correct answer and -1 mark are given for every incorrect Azam Sona attend all the question and scored plus 20 marks through she got tenlt correct answer how many questions where in test​

Answer 1

Answer:

30

Step-by-step explanation:

she got 10 corrent answers so she got 30 marks for correct answers

but she got only 20 marks it means she loss 10 marks for incorrect answers

Answer 2

Answer:

20

Step-by-step explanation:

Azam Sona got 10 correct answers, it means she scored +30

As mentioned, she scored +20, which represents 10 marks were deducted from +30 , i.e., 30-10=20

So, she got 10 answers incorrect.

Thus, Total number of questions : 10+10=20