Number System

Find the total number of days in the months of March, April and May. Write your answer in Roman numeral system.

Number of crystal systems having only 2 types of bravais lattices = x, number of crystal system having at least two interfacial angles equal = y and number of crystal systems having all the three edge lengths equal = z. Then find the value of x xx y xx z.

Number of proteins belonging to complement system is

The number of monocot series in Bentham and Hooker's system is

Write the largest 7-digit number. Write the next five numbers. Give their names in Indian system of numeration.

If x and y are complex numbers, then the system of equations (1+i)x+(1-i)y=1,2i x+2y=1+i has

In two different system of unit an acceleration is represented by the same number, whilst a velocity is represented by numbers in the ratio 1:3 . The ratio of unit of length and time are