A certain type of mixture is prepared by mixing brand A at Rs.9 a kg. with brand B at Rs.4 a kg. If the mixture is worth Rs.7 a kg., how many kgs. of brand A are needed to make 40kgs. of the mixture?

1435

X2 – (A-3)X +(A+3) = 0 for what value of A the sum of square of roots will be least ?

1283

A person left house with speed 40 mile per hour his wife after 30 minutes left to catch him at a speed of 50. In what time she will catch?

1448

The ratio between two numbers is 5:7 and their product is 560. What is the difference between these two numbers?

1915

There is square of side 6 cm .A circle is inscribed inside the square Find the ratio of area of circle to the squqre .

1249

There are 1997 doors in the courts. 1997 people came out from each door. One door is closed. That many people came out from each door. This continues till a single person come out of the single open door. Find the no of people inside the court?

1268

If a square is formed by the diagonal of the square as an edge, what is the ratio between the area?

1636

if a=2, b=3, c=6 Find the value of c/(a+b)-(a+b)/c

1199

An array was given and we were required to write a function : int CalculateThirdHighest(int a[ ]) : which calculates the third highest number in the array. While coding in C remember to calculate the length of array using formulae length of array=sizeof(a)/sizeof(int). Because the number of elements of array were not passed as argument. i want a solution in C/C++ language

2578

In a box there are four different coloured bells,of some quantity (4 each ) what is the minimum number of pick ups so that, atleast 2 of them of the same colour.

1321

A job may be completed in 12 days, working for 8 hours a day if 20 men or 24 women or 40 boys perform the task. If a task four times as big as this is done for 5 hours a day for 12 days, how many men will be required to join 6 women and 2 boys to complete the task?

1430

In Madras, temperature at noon varies according to -t^2/2 + 8t + 3, where t is elapsed time. Find how much temperature more or less in 4pm to 9pm.

1535

A farmer built a fence around his 17 cows, in a square shaped region. He used 27 fence poles on each side of the square. How many poles did he need altogether?

1957

Hello,I've been called for an interview test from edcon, they told me to come with an calculator and pen .I have no idea what I'm going to be calculating,can someone please give me clues of what to look out for the most, thank you

909

epaulette : shoulder :: tiara :

1342