Question

in a class test containing 15 questions 4 marks are given for every correct answer and (-2) marks are given for every incorrect answer (1) Bharathi attempts all questions but only 9 answer are correct what is her total score ? (2) one of her friends Hema attempts only 5 question and all are correct . what will be her total score?​

Answer 1

Step-by-step explanation:

1 - 9×4=36

2- 5×4=20 ok now understand bye now u also have to answer my question

Answer 2

Step-by-step explanation:

a) Bharathi's correct answers

$= 9$

Positive marks

$= 9 \times 4 = 36$

Wrong answers

$= 6$

Negative marks

$= 6 \times - 2 = - 12$

Net marks

$= 36 - 12 = 24$

.

b) Attempted 5 questions correctly

$= 5 \times 4 = 20$

= 20 marks.