Class 11 PSA Quantitative Reasoning Test

Which of the following number is rational

Four years ago, at the time of marriage, the average age of a couple was 20 years. Now they have a child of age 3 years, then average age of this family is

Euler’s formula for convex surface is V + F = E + 2, where V=vertices, F=faces and E= edges Number of edges in a cone will be according to formula

Let in similar triangles ABC and DEF areas are 64 \(c{m^2}\) and 121 \(c{m^2}\) respectively if EF = 15.4cmthenBC will be

If \(\sin 5\alpha = \cos 7\alpha \) then value of \(12\alpha \) is

How much sheet will be required to make a container with lid whose length is 13m, breadth is 8 m and height is 4m

In an examination 15% student fail in subject A &10% fail in object B. If 2% student fail in both. Find percentage of student pass in both?

The price of sugar rises from Rs 36 kg to Rs 45 kg. no increase in expenditure will have to reduce the consumption by-

A pen when sold at a profit of \(7\frac{1}{2}\% \) yields Rs 7.50 more than when it is sold at a loss of \(7\frac{1}{2}\% \) then cost prices of pen will be

Dhruv sold an articles to Puru at a gain of10%. Puru sold to tosh at a loss of 10%. Tosh paid Rs396 for the articles then cost of articles for Dhruv will be

A train is 160 m long & is running at a speed of 60 km/h. find the time that it will take to pass a person who is running at 10 km/h in the direction of train.

Pipe A can fill a tank in \(2\frac{1}{2}\) hrs, but due to a leakage in the bottom of tank it taken 15 min., longer to fill it. If the tank be full & the pipe be turned off, in how much time the tank be emptied by the leakage.

Divide the profit of Rs 69230 among three partners A, B and C who invest their capitals in the ratio of their ages .If \(\frac{2}{3}\) of A‟s age = \(\frac{4}{3}\) of B‟s age and also equal to 5/6 of C‟ sage:

Richa, Nishi &Priya rented a room together for one year at Rs 28800. They remained together for 4 months & then Priya left the room after 5 month Nishi also left the room , how much rent should each pay?

The difference in compound interest and simple interest on a certain amount at 10% per annum at the end of third year is Rs 620. What is the principal amount?

If population of certain city is 10648. If it increases at the rate .10% per annum. What was the population of city 3 years ago?

Which one cannot be the probability of an event

If probability of winning a game is \(\frac{7}{{11}}\) then what is the probability of its losing