Advertisements
Advertisements
प्रश्न
Thenmalar appeared for competitive exam which has negative scoring of 1 mark for each incorrect answer. In paper I she answered 25 questions incorrectly and in paper II, 13 questions incorrectly. Find the total reduction of marks
Advertisements
उत्तर
For each incorrect question the score = −1
In paper I, for 25 incorrect questions the score = – 25 × (−1) = −25
In paper II, for 13 incorrect questions the score = 13 × (−1) = −13
The total marks get reduced = (−25) + (−13) = −38
−38 marks will be reduced.
APPEARS IN
संबंधित प्रश्न
Mark the following integers on a number line: -2
(−5) + ___ = −100
[(−3) + (−12)] + (−77) = ______ + [(−12) + (−77)]
(−90) + (−30) = 60
Add the following
−48 + (−15)
Find 5 pairs of integers that add up to 2
−70 + 20 = `square` − 10
(–80) + 0 + (–90) = ______.
Add without using a number line:
(–13) + (+18)
Find the sum of:
–52 and 52
