Question
A relation is in 1NF (First Normal Form)
if:Solution
All attributes are atomic (indivisible) and there are no repeating groups.
The total number of students in a college is 13,200. If the number of male students increases by 30% and the number of female students increases by 20% ...
- When a number is increased by 165, it becomes 275% of its original value. Find 35% of the number.
Raj saves Rs. 6000 more if he spends 55% of his income instead of 70%. Find the savings of Sanjay whose income is 25% more than that of Raj, and spends ...
The total strength of school A is 40% more than that of school B. In school A and B, out of total number of students, 10% and 30% respectively are girls...
In a school election for the position of president, two students were competing. Among the eligible voters, 80% participated by c...
A man spent 77% of his income in May. If his savings is increased by 30% in June and becomes Rs. 2990, then find the income of man in May.
Sachin allocates 40% of his monthly income to his studies. From what remains, he spends 35% on food. After these expenses,he saves Rs. 1560 each month. ...
A invested a certain amount in Debt and Equity mutual funds in the ratio of 3: 7 respectively. At the end of one year, he earned a total dividend of 30%...
Suyash have total amount of Rs.2500 out of which, he spent 25% on food, 40% of the rest on travelling. Out of remaining amount he spends Rs.540 on misce...
A person initially spends 50% of his salary and saves the rest. After his salary increases by 30%, he continues to save the same amount but now spends R...
