Official Quant thread for CAT 2013

please help me with this question puys!!!!

???

Each of the following ffive statements is either true or false.


(1) Statements (3) and (4) are both true.


(2) Statements (4) and (5) are not both false.


(3) Statement (1) is true.


(4) Statement (3) is false.


(5) Statements (1) and (3) are both false.


How many of statements (1) - (5) are true?

Let T = {0,1,2,3,5,7,11}. How many diffu000berent numbers can be obtained as the sum of three difu000bferent members of T?

โ€œMy two sisters, all of my children and my younger brother and I were born between Jan. 1, 1901 and Dec. 31, 1999, each of us in a diffu000berent year. Oddly, we all satisfy a very peculiar property. Each of us turned yx in some year 19xy where 0 0 has one of my children turned yx?โ€

There are 360 students in an assembly on the eve of christmas. They were asked to stand in a rows and columns, such that each row had equal number of students. Now, santa started distributing toffees in a typical manner, where he would gift a toffee to exactly one student in each row in the first round. In the second round, he would gift a toffee to exactly one student in each column.

1. If 337 students did not received any toffee, then how many toffees did santa distribute in all?

  • 29
  • 33
  • 49
  • 46
  • 38

0 voters

Q3

QuantExpert - Q.O.D

A square is drawn with all its vertices on a regular hexagon. If the area of the hexagon is 6 *root (3)what is the side (in cm) of the square

1) 7 - 3*root(3)

2) 6 - 2*root(3)

3) 7 - 2*root(3)

4) 8 - 3*root(3)

HI All ! Today i am posting Time Speed Distance Questions ! Please help witj approach


Q Two ports A and B are 300 Km apart. Two Ships Leave A for B such that the second leaves 8 hours after first. The ship Arrive at B simultaneously . Find the time the slower ship spent on the trip if the speed of one of them is 10 Km/h higher than that of the other.

a. 25 hours
b. 15 hours
c. 10 Hours
d. 20 Hours

In the X-Y plane, the area of the region bounded by the graph |x+ y| + |x-y|= 4 is

answer is 16.. can any body explain..?


@hexagon @ishu1991
What is the better approach ? Ratio or Equation ?

Q. Ram and Shyam run a race of 2000m. First Ram gives shyam a start of 200m, and beats him by 30s. Next Ram gives shyam a start of 3 min and is beaten by shyam by 1000m. Find the time in minutes in which Ram and Shyam can run the race saperately.

a. 8.10
b. 4,5
c. 5,9
d. 6,9

D is the perpendicular bisector of BC. O is a point on AD such that AO is 4 times OD. BO and CO meet AC and AB in E and F. Find the length of AB if BF=3


in a trapezium PQ||RS,diagonals QS and PR intersect at O.If the area of the triangle QOR is 90 and OP/PR=2/5,find area of trapezium

1) 315

2) 375

3) 260

4) 502
helpp

if three dices are rolled and the sum is greater than 6 what is probability of getting the sum as 16???

Guys please help.

If 1/(cuberoot4 + cuberoot2 + 1) = a cuberoot4 + b cuberoot2 + c

Then find a+b+c ???


If x, y and z are whole numbers such that x โ‰ฅ y, then how many solutions are possible for the equation x + y + z = 36?

361 342 323 382๐Ÿ‘

The pages of a book are numbered 1 to n, where n is a natural number. The total number of times the digit 3 is used while printing all the page numbers is 184. What is the value of n?(a) 432 (b) 430 (c) 431 (d) Cannot be determined๐Ÿ‘

A group of students is to be divided into some rows such that all the rows have an equal number of students. When 7 students are put in each row, 3 students are left; when 8 students are put in each row, 5 students are left; and when 9 students are put in each row, 7 students are left. If 12 students are put in each row, then how many students will be left?(a) 1 (b) 3 (c) 5 (d) 7๐Ÿ‘

@amresh_maverick

D is the perpendicular bisector of BC. O is a point on AD such that AO is 4 times OD. BO and CO meet AC and AB in E and F. Find the length of AB if BF=3



Use Mass Point Geometry.