[Official] Quant Thread for 2015!

Direction for questions 108 and 109: Answer the questions based on the following information. In a locality, there are five small cities: A, B, C, D and E. The distances of these cities from each other are as follows. AB = 2 km

AC = 2km

AD > 2 km

AE > 3 km

BC = 2 km

BD = 4 km

BE = 3 km

CD = 2 km

CE = 3 km

DE > 3 km

108. If a ration shop is to be set up within 2 km of each city, how many ration shops will be required? a. 2 b. 3 c. 4 d. 5

109. If a ration shop is to be set up within 3 km of each city, how many ration shops will be required? a. 1 b. 2 c. 3 d. 4

Direction for questions 120 and 121: Answer the questions based on the following information.
A watch dealer incurs an expense of Rs. 150 for producing every watch. He also incurs an additional expenditure
of Rs. 30,000, which is independent of the number of watches produced. If he is able to sell a watch during the
season, he sells it for Rs. 250. If he fails to do so, he has to sell each watch for Rs. 100.
120. If he is able to sell only 1,200 out of 1,500 watches he has made in the season, then he has made a
profit of
a. Rs. 90,000 b. Rs. 75,000 c. Rs. 45,000 d. Rs. 60,000
121. If he produces 1,500 watches, what is the number of watches that he must sell during the season in
order to break-even, given that he is able to sell all the watches produced?
a. 500 b. 700 c. 800 d. 1,000

An artist is planning on mixing together any number of different colors from her palette. A mixture results as long as the artist combines at least two colors. If the number of possible mixtures is less than 500, what is the greatest number of colors the artist could have in her palette?

The recipe for strawberry jam says 3.5 kg of sugar for 4 kg of strawberries. I have only 3 kg of strawberries. Find the number of possible ways i can do with sugar? 

Find the minimum value of 2a+1/a +1/2b+b where a,b>0?

  • 4
  • NOT
  • 4.5
  • 3root2

0 voters

Can somebody please tell me how we can calculate last digit or remainder questions with the help of a scientific calculator?

ie. Does it offer any advantages for these types of questions? I heard that it could be used but AFAIK there is no modulo button..

Hi Everyone!!

Can anyone share some material over "games and tournament" problems?

Q. 7.

You are selecting 10 numbers randomly out of the first 100 odd numbers. Sum of these 10 odd numbers is A. How many different values of A are possible?

a. 100C10     b.    1801 c.    1800 d.    901

Formula of Sum of all numbers from given digits with repetition. ? 1,2,3,4

Five fruits - Apple, Banana, Orange, Pear and Mango to be served among exactly 3 boys out of six boys? Find probability?

Kindly share approach also..

Similar one..

Six people have to go to attend an event in three different vehicles each of which can accommodate a maximum of six persons. In how many ways can they go, so that they use all the three vehicles?

Please share approach too..

The circle with equation x^2 + y^2 -12x - 10y +k =0 meets coordinate axis at exactly 3 points . What is value of k ?

a)5

b)6

c)25

d)36

N= { 3^0 + 3^1 +....... and so on } How many natural nos less than or equal to 1000 can be written as sum of the nos selected from N?

In a group of four boys, each of them has a certain number of Re. 1 coins with him. Every boy has an amount that is an integral multiple of the amount possessed by every other boy who has an amount less than him. If the total amount with the four boys put together is Rs. 70, and no two boys have the same amount, what is the minimum possible amount with the boy who has the maximum number of Rs. 1 coins with him?

In a survey it was found that 80% of viewers watches DD, 60% watches BBC and 75% watches Star Plus."

Q. 1.What is the minimum percentage of the viewers watching all the three channels?

a.    60% b.    45% c.    15% d.    20% e.    10%


There are four positive integers a, b, c and d such that a + b + c + d + abcd = m and (abc + bcd + acd + abd) + (ab + bc + bd + ac +ad + cd) = (1154 - m). Find the value of m.

Please confirm,

If given divide 16 apples into 3 groups, should we consider those cases when any of the group gets 0. e.g. (0, 1 , 15).

Will this be a valid group? or we should consider only non zero groups?

1^2+3^2+5^2+...+29^2=?

The graph of y = x^2 + 4x + 7 is symmetric with respect to the line x = c. What is the value of c

can someone please explain the approach?

The students of a school stand in a rectangle for n assembly. Each row had 8 boys and each column had 10 girls. There were 16 empty spaces in the rectangle. What is the number of possible values for total number of students in school?

1)12

2)24

3)9

4)16