Find the number of females in an office.

I. The ratio of number of males to females is 5: 4.

II. The number of males is 25% more than the number of females.

Let the number of males = x and number of females = y. From I, (x/y) = (5/4) Therefore, x = 1.25y From II, x = y +25% of y = 1.25y Since both the statements give the same equation, statement I and II both are not sufficient to answer the question.

- In each of the following questions, a question is followed by information given in three statements. You have to study the question along with the statement and decide the information given in which of the statements is necessary to answer the question. What will be the compound interest earned on a sum in two years? I. The simple interest on the same amount at the same rate of interest in two years is Rs. 800. II. The amount becomes more than double at compound interest in 10 years. III. The simple interest on the same amount at the same rate of interest in three years is Rs. 1,200.
- What is the monthly salary of Varun? Statement I: Varun spends one-third of his salary on rent, one –fifth on household expenses, one – sixth on travel expenses and deposits the remaining in the bank. Statement II: His monthly deposits in the bank amount to Rs. 18,000. Statement III: The ratio of his salary to his wife’s is 6 : 1. His wife spends one – fifth of her salary on travel expenses, and the remaining Rs. 8,000 on her cosmetic goods.
- There are two cylindrical rollers - bigger and smaller. How many rotations will the bigger roller take to flatten a stretch of land (X)? Statement I: The respective ratio of the radii of the bigger and the smaller roller is 7 : 3. Both the rollers are of the same length. Statement II: The smaller takes 126 rotations to flatten the stretch of land (X).
- What minimum marks is required to pass an examination? Statement I: Pranabh secured 51% marks in the examination and was declared failed by 20 marks. Narendra secured 54% marks in the examination and got 23 marks more than the minimum pass marks. Statement II: Pranabh secured 725 marks in 6 subjects. Statement III: A students will be declared passed if he secures 28.5% of the total marks.
- The cost price of an article is Rs. 600. How much profit did a trader get by selling the article, if it was sold at 15% discount? I: The trader marked the article at Rs. 750. II: The trader sold the article to X and X sold the article to Y at Rs. 650 earning a profit of 25%.
- What is the smallest number of the six numbers? I.The average of six consecutive odd numbers is 8. II. The sum of six consecutive odd numbers is 48.
- In how many days, men Lal, Bal and Pal together can finish the same piece of work Statement I: Lal and Bal can together finish the same piece of work in 12 days. Bal and Pal together can finish the same piece of work in 24 days. pal and lal can finish the same piece of work in 20 days. Statement II: The time taken by lal alone to finish the same piece of work is 48 days less than time taken by pal alone to finish the same piece of work:
- What is the age of Arjuna, in a group of Yudhisthira, Bheema, Arjuna, Nakula and Sehdeva whose average age is 45 years? Statement I: Average of the age of Nakula and Sehdeva is 47 years. Statement II: Average of the age of Yudhisthira and Bheema is 53 years.
- What is the monthly salary of Amit? Statement I. Amit spends one-third of his salary on household expenses, one –fourth on travel expenses, one – fifth on rent and deposit it’s the rest in a bank. Statement II. His monthly deposits in the bank amount to Rs. 13,000. Statement III. The ratio of his salary to his wife’s is 6 : 1. His wife spends one – fifth of her salary on travel expenses, and the remaining Rs. 8,000 on her cosmetic goods.
- What is the remainder when x is divided by 25? I. x is a multiple of 5. II. x is a multiple of 125

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