List of practice Questions

Which of the following states is known for conservation of wild citrus?

Match List I with List II

Choose the correct answer from the options given below:

Given below are two statements:
Statement I: London smog event was a suitable example of classical fog.
Statement II: Classical fog is characterised by high concentration of unburnt carbon soot as well as elevated levels of atmospheric sulfur dioxide.
In the light of the above Statements, choose the most appropriate answer from the options given below:

Within the dissolved fraction, inorganic P (dissolved inorganic phosphorous) occurs as

Measure of the minerals and salts that can be dissolved in water is referred to as

Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R) :
Assertion (A): Catalytic convertors are used in vehicles to reduce air pollution.
Reasons (R): Catalytic convertors reduces particulate matter in tail end emissions of vehicles.
In the light of the above Statements, choose the correct answer from the options given below:

Match List I with List II

Choose the correct answer from the options given below:

Which of the following ore is not in oxide form?

The number of all natural numbers up to 1000 with non-repeating digits is

Ayan borrowed Rs. 50,000 from Ayush on 25th April, 2022 at 12% p.a. simple interest. Ayan cleared his debt on 18th September, 2022. How much interest is paid by Ayan?

Three containers have their volumes in the ratio 3:4:5. They are full of mixture of milk and water in the ratio 4:1, 3:1 and 5:2 respectively. The mixtures from all these three containers are poured into a fourth container. The ratio of milk and water in the fourth container is:

The difference between simple interest and compound interest on a certain sum at 5% per annum for 2 years is ₹25. What is the sum invested?

\(A\) and \(B\) are the independent events such that \(P(AUB)= \frac {7}{10}\) and \(P(B)=\frac 58\). Then \(P(A)\) is equal to:

A sphere of maximum possible size is made out of a solid woodern cylinder of height equal to its diameter of the base. The percentage of the wastage of the wood in the process is:

Nitin sells two articles for 4,000 each with no profit, no loss in the whole transaction. If one was sold at a gain 25%, then the other is sold at a loss of:

For the such rate of Interest, the ratio of amount for one year under simple interest and for two years under compound interest compounded annually is 3:4. Find the rate of intrest:

The incomes of A and B are in the ratio 2:3 and their expenditures are in the ratio 4:5. If their savings are 9,000 and 17,500 respectively, then find the income of A.

A mapping f: R-R which is defined as f(x)=cos x, x ER is

If M, A and T ate distinct positive integers such that M A T = 1947, then which of the following is the maximum possible value of M + A + T?

In the following diagram, if the shaded area is one half the area of triangle ABC and angle ABC is right angle then the length of line segment AD is

Given below are two statements:
Statement I : If the roots of a quadratic equation are 2 and 3, then the equation is \(x^2-5x-6=0.\)
Statement II: If the roots of \(4x^2+3kx+9=0\) are real and distinct, then \(k≤-4\) or \(k≥4.\)
In the light of the above statements, choose the most appropriate answer from the options given below:

A and B started a business with investment of ₹ 4500 and ₹ 2700 respectively.Find the share of profit of A in the total annual profit of ₹ 256.

The simple interest accrued on a sum of certain principal in 8 years at the rate of 13% per year is ₹6500.What would be the compound interest accrued on that principal at the rate of 8% per year in 2 years

Average of a, b and c is 11; average of c, d and e is 17; average of e and f is 22 and average of e and c is 17.What is the average of a, b, c, d, e and f?

Pascal- second is the unit of