Question

1. There are 10 questions in a mathematics quiz. A correct answer is awarded
3 marks, but 2 marks will be deducted for every wrong answer. If there is
no answer given, no marks will be deducted.
Out of the 10 questions, Isaac left 3 questions blank and answered the rest
of the questions. He scored 1 mark. How many
questions did he
answer
correctly?

p.s: don't write unnecessary things if you don't know the answer please​

Answer 1

Step-by-step explanation:

3 questions are correct 4 are wrong and 3 are blank.

3=9marks

4= -8 marks

3= 0 marks

9-8=1 marks