List of top Mathematics Questions

Perimeter of a square is same as perimeter of a rectangle. If sides of rectangle are in the ratio 17:11, then find the ratio in the areas of the square and the rectangle.
\(\frac{108^2-104^2}{32^2-28^2} = \) _______ ?
If radius of a cyclinder is increased by 10%, while height remains unchanged. What will be the effect on its volume:
A water tank can be filled by two pipes P and Q in 60 minutes and 30 minutes respectively. How many minutes will it take to fill the empty tank if pipes P and Q are opened for first half of the time, after which only pipe Q is opened for next half of the time?
If 4/5 of A= 60% of B = 0.75 of C, then A:B:C is
A man buys two watches for Rs1750. He sells the first one at a loss of 10% while on the second he earns a profit of 15%. If one the whole he gets no profit no loss then what is the cost of cheaper watch?
Twelve men can do a work in 8 days and 16 women can do the same work in 12 days. Eight men and 8 women worked together for 6 days. How many additional men need to be employed to complete the remaining work in one day?
If 3x+4y = 60 and 4x+3y= 59, then the value of x+y is:
Which of the following is an example of non-probability sampling?
A sum of money doubles itself on simple interest in 10 years. Find the rate of interest per annum.
By selling an electric iron for ₹700, a shopkeeper incurred a loss of 30%. At what price should he have sold the electric iron to gain 40% ?
A sum becomes 5 times of itself at 10% per annum simple interest. At what rate of simple interest will it becomes 10 times during the same period?
The term used to describe the most frequently occurring category of a non-numeric variable
Find the compound interest when Rs 22,500 is invested for 18 months at 8% p.a. if the interest is calculated every 6 months (correct to nearest Rs).
The top of a hill observed from the top and bottom of a building of height h is at angles of elevation p and q respectively. The height of the hill is -
If cot 20° tan (90° A) = 1, than value of A is :
If \(cot^2 45\degree-sin^2 45\degree = K sin^2 30\degree x tan^2 45\degree xsec^2 45\), then the value of K is
If A, B and C are acute positive angles such that A + B + C = π and cot A cot B cot c = K, then
An athlete takes as much time in running 200 m as a car takes in covering 500m. The distance covered by the athlete during the time the car covers 2 km is:
What is the distance between point P(1, 2, 4) and Q(4,-2, 1) in a 3-D plane?
The simple interest on a certain sum of money for \(2\frac{1}{2}\) years at 12% per annum is RS.40 less than the simple interest on the same sum for \(3\frac{1}{2}\) years at 10% per annum. Find the sum
Evaluate
\(\frac{tan 55°}{cot 35°}+\frac{sin 33°}{cos 57°}+\frac{sec 49°}{cosec 41°}\)
The volume of cylinder is 1408 cm3 and its height is 7 cm. Find the total surface area of the cylinder (correct to 2 decimal places).
(Use \(\pi=\frac{22}{7}\))
If a:b= 3:5, then (-a2+b2): (a2+b2) is :
A bag contains 1 red, 3 green, 2 blue and 4 yellow balls. If a single ball is chosen at random from the bag, then what is the probability that it is yellow or green?