Question
The two regression lines are 6X+4Y=52 and
12X+6Y=62. Find the correlation coefficient.Solution
In a certain code language, ‘ZERO’ is coded as ‘2468’ and ‘OILY’ is coded as ‘5679’.
What is the code for ‘O’ in that languag...
A man starts from point A and walks 12km towards East. He turns right and walks 4km; turns right again and walks 8km. He then takes another right an 7km...
Select the number from among the given options that can replace the question mark (?) in the following series.
11, 19, 35, 59, ? , 131
...Five boys took part in a race. Rajan finished before Mohan but behind Gautam. Ashok finished before Sundar but behind Mohan. Who came second in the race?
In the following triad, each group of letters is related to the subsequent one following a certain logic. Select the option that follows the same logic....
Select the letter-cluster that can replace the (?) in the following series.
DEB, IJG, NOL,  ?,  XVV     Â
Select the option figure which is embedded in the given figure (Rotation is NOT allowed).
The age of Rajiv is twice the age of Suraj and half the age of Mohan. Suraj is elder than Mehul. Who is the eldest?Â
In a certain code, the word COMPAQ is written as DQNRBS and SONY is written as TQOA. In the same code, how is MOTOROLA written?
According to the equation P5Q4R7S, what is the relation between son of P?
