Number System

Write the following numbers by separting periods using commas according to the indian numeral system: (i) 8435 (ii) 76502

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.

In a telephone system four different letter P,R, S, T and the four digits 3, 5, 7, 8 are used. Find the maximum number of "telephone numbers" the system can have if each consists of a letter followed by a four-digit number in which the digit may be repeated.

Number of proteins belonging to complement system is

Find the complex number satisfying the system of equations z^3+ omega^7=0a n dz^5omega^(11)=1.