ORKUT QUANT DATABASE (Till Jan22nd)
1. When a number is divisible by 3 then the sum of all its digits is also divisible by 3. Find a number divisible by 3 from the options. This was the Question given ......
2. A triangle PQR was given in which lengths of two sides were given as QR = 12 , PR = 13 and the perimeter of the triangle was 32.
Col A: Measure of angle of Q
Col B: 90
3. In a company, they decided to give a code to each.... and every employee need to have it. The code would be having first four alphabets from 'a' to 'z' but it should not be 'a' , 'e' , 'i' , 'o' , 'u' & 'p' and last three digits can be any from 0 to 9. If the numbers can be repeated then the total number of codes that can be generated from these digits is?
4. x and y both are on the same side of 0 in number line.
Col A: x + y
Col B: |x+y|
5. Given a square with a circle inscribed in it and the radius of the circle is 'r'. Another circle is given with a square inscribed in it and the radius of this circle is also 'r'. What is the ratio of area of smaller circle to area of larger circle?
6. Given a figure with a.... 12 sided polygon drawn inside the circle. Find the each interior angle?
7.
Col a: /-2x+1/
Col b: /-2x/+1/
ORKUT QUANT DATABASE (Till Jan21st)
1. Given a traingle of two equal sides and the angle between them is 60 degress. If a semicircle whose arc length is '50pi' is drawn on the side opposite to 60 degree. Find the perimeter of triangle?
2. Given a tank with 'g'gallons of liquid which is present at 1'clock. If a pipe of 'X'litres/min was inserted into the tank and another pipe of 'Y' litres/min was inserted as an outlet pipe at the same time, then at what time the tank was (g/2)gallons?
3. Given |x| = |y| & xy<0
Col a : x+y
Col b : 0
Ans: C
4. A plane was flying from city 'M' to 'P' whose distance was 500 miles. While travelling from M to P it travelled at a speed of 500miles/hr and during the return trip it travelled at a speed of 400 miles/hr.
Col A :The average speed of the trip is 444 miles/hour
Col B : 450miles/hour
5. If (101, 202) , (-1,Something number) and (x,3) are three points on a line then find the value of x?
6. Two cyclists are moving towards each other at 10 miles/hour. They are now 50 miles apart. At this instance a fly starts from one cyclist and move towards other and moves to and fro till the two cyclist meet each other. If the fly is moving at 15 miles/hour, what is the total distance covered by the fly?
Ans: 37.5 miles
7. If a number is divisible by 5 the remainder is 3 and when the same number is divided by 7 the remainder is 4. What is the least possible number?
Ans:18
8. |x-7|<2 and y<0
Col A: xy
Col B: 9
ORKUT QUANT DATABASE (Till Jan18th)
1. Compare the standard deviation of the following numbers.
Col A: 9,9,10,11,11
Col B: 6, 8,10,12,14
Ans: B 标准偏差公式：S = Sqr(∑(xn-x拨)^2 /(n-1)) |
