Let number of questions with right answers = x ∴ No. of questions with wrong answers = 200 –x ∴ Marks obtained for right answers = 2x ∴ Marks deducted for wrong answers = 200 -x ∴ 2x – (200-x) = 97 ⇒ 3x = 200 + 97 ⇒ 3x = 297 ∴ x= 99 ∴ No. of questions with wrong answers (200 – 99) = 101
Which pair of following is of Copper alloys?
On which of the following date, the minimum distance between the Earth and the Sun occurs?
ELISA test can be used to diagnose:
Which gas is commonly used for the artificial ripening of fruits?
Why are mud houses more thermally comfortable than brick houses?
Which set only includes biodegradable items?
What is the most abundant gas in the Earth's atmosphere.
What does a slow decline in barometric pressure typically indicate?
Common name of Sodium Carbonate is?
Which organization developed a lightweight Carbon-Carbon (C-C) nozzle for rocket engines?
