List of practice Questions

Evaluate the limit: \[ \lim_{x \to 0} \frac{\sqrt[3]{8 + x} - 2}{x}. \]
If \( x^2 + 2(K+2)x + 36 = 0 \) has equal roots, then \( K = \)
A, B and C can do a piece of work in 4, 5 and 7 days respectively. If they get Rs.415 for working together to complete the job, then A's share is
If \[ \left( \frac{2}{1} \right)^x \left( \frac{-1}{1} \right)^y = \left( \frac{4}{5} \right), \] then find the value of \( 2x - 3y \).
A bag contains 3 red balls, 4 white balls, and 7 black balls. The probability of drawing a red or a black ball is
If \( y = x + \frac{1}{x} \) then \( x^4 + x^3 - 4x^2 + x + 1 = \)
If \( K + 2, 4K - 6, 3K - 2 \) are three consecutive terms of an arithmetic progression, then the value of \( K \) is
The ratio of the sides of a rectangle is 4 : 9 and the area is equal to 144 sq.m. The perimeter in meters is
By selling an article for Rs.990, a trader makes a profit of 12 ½ %. The cost price of the article in rupees is
A can complete a piece of work in 18 days. B is 20% more efficient than A. The number of days B takes to complete the same piece of work is?
A train takes 8 seconds to pass a person standing on the platform. If the speed of the train is 36 Kmph, then its length in meters is
Two numbers are in the ratio of 4 : 7. If 14 is added to each, they are in the ratio 5 : 7, then find the numbers?
The average age of 5 children is 8 years. If the age of the father is included to the children average becomes 13, then the age of the father is
Two pipes A and B can fill a tank in 12 min and 18 min respectively, if both are opened simultaneously then the time taken to fill the tank in minutes is
The term "Square the Circle" means.
Which of the following is the wireless communication technology used to replace cables?
Net worth means
SAP is a computer software originated from
Who is the present President of NASSCOM?
Choose the correct passive voice \[ \text{They asked me some difficult questions at the interview.} \]
Which of the following is the smallest unit of data in computer?
Which of the following refers to an ethical computer hacker, or a computer security expert?
U.S.B. stands for
The bar that appears frequently in text or dialog boxes is a/an
Four icons used in building Data Flow Diagram are