Which among the following statements is incorrect about secondary memory?
The correct answer is D
Monthly income of A is Rs. 60000 out of which he spent 22%, 9% and 24% of his total income in rent, medicine and transportation, respectively. Find his ...
A candidate who gets 25% marks fails by 12 marks but another candidate who gets 45% marks gets 10% more than the passing marks. Find the maximum marks.
A spent 33% and 22% of his monthly salary on food and rent, respectively. Of the remaining amount, he gave 20% and 40% to his mother and brother, respec...
In an office with 400 employees (comprising both men and women), preferences for either 'Tea' or 'Coffee' exist. The number of men who like 'Tea' to tho...
Manmeet decided to donate 20% of her salary to an NGO. On the day of donation she changed her mind and donated Rs. 13520 which was 80% of what she decid...
Alloy A contains copper and zinc in the ratio 4:5 and alloy B contains copper and zinc in the ratio 7:2. A and B are taken in the ratio 7:4 and melted t...
Find the successive discounts of 10%,20% and 40%.
In a test consisting of 300 questions, Pooja answered 40% of the first 180 questions correctly. What number of the other questions does she require to a...
The marks scored by a boy in three subjects are in the ratio 2 : 3 : 4. Boy scored an overall aggregate of 75% in the exam. If the maximum marks in each...
The salary of a man increased from Rs. 16000 per month to Rs. 18000 per month. Find the increase percent.
