Question -
Answer -
(i) Marks awarded to Mohan = 4 ├Ч 5
=20 for correct answers Marks awarded to Mohan = 6 ├Ч (-2)
= -12 for incorrect answers.
тИ┤ Total marks obtained by Mohan
= 20 + (-12) = 20 тАУ 12 = 8
(ii) Marks awarded to Reshma for correct answers
= 5 ├Ч 5 = 25
Marks awarded to Reshma for incorrect answers
= 5 ├Ч (-2) = -10
тИ┤ Total marks obtained by Reshma
= 25 + (-10) = 25 тАУ 10 = 15
(iii) Marks awarded to Heena for correct answers
= 2 ├Ч 5 = 10
Marks awarded to Heena for incorrect answers
= 5 ├Ч (-2) = -10
Number of question not attempted by Heena
= 10 тАУ (2 + 5) = 10 тАУ 7 = 3
Marks awarded to Heena for non-attempted questions
=3├Ч0=0
тИ┤ Total marks obtained by Heena
= 10 + (-10) + 0 = 10-10+ 0 = 0