Some books are arranged one above the other. If a book is at 18th position from the top and 5th position from bottom then the total number of books is

Shrenik switched on a bulb at 2 : 39 : 40 hours and switched it off on the same day at 12 : 30 : 34 hours. For how long was the bulb in switched-on mode?

Which of the following numbers is not composite?

In the following series, one letter is missing as shown by the question mark. Select the missing letter from the given options.

E, J, O, T, ?

The LCM of the three numbers 16, 28 and 42 is

If the letters in the word 'UNIVERSAL' are arranged in the alphabetic order and each letter in the order is assigned a numerical value of 1, 2, 3... according to their position from the left, then the sum of the numerical values of the position of the consonants will be

How many triangles are present in the below figure?

Select the odd character out of the following series.