In a row of boys, Srinath is 7th from the left and Venkat is 12th from the right. If they interchange their positions, Srinath becomes 22nd from the left. How many boys are there in the row? 

Find the missing number?
1,1,3,4,5,9, 7, 16, 9, 25, 11, ? 

In a language FIFTY is written as CACTY, CAR as POL, TAR as TOL, how can TARIFF be written in that language?

Find the odd one out.
Webcam, Speaker, Digital Camera, Smartphone.

Select the Venn Diagram that best represents the relationship between the following classes.
Male, Doctors, singers

Complete the following number series.
5, 27, 7, 22, 9, 19, 11 , ?

In a certain code, REFRIGERATOR is coded as ROTAREGIRFER. Which word would be coded as NOITINUMMA? 

How many such pairs of letters are there in the word TRANSCRIBE, each of which has as many letters between them in the word as in the English alphabet?