In a class test (+5) marks are given for every correct answer and (-2) marks are given for every incorrect answerRadhika answered all the questions and scored 30 marks though she got 10 correct answers. How many incorrect answers had attempted?
ii)Jay who answered all the questions and scored (-12) marks though he got 4 correct answers. How many incorrect answers had attempted?
plzzz answer it for 3marks
Answers
Answered by
1
Answer:
10
Step-by-step explanation:
5×10=50
10×2=20
50-20=30
Similar questions