Write the following numbers by separting periods using commas: (i)8435               (ii)   76502          

Write the following numbers by separting periods using commas: 94332705 (ii) 943875

Write the following numbers by separting periods using commas: (i)94332705 (ii) 943875

Write the following numbers by separting periods using commas: 8435 (ii) 76502 (iii) 943875

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

Write the total number of periods in modern periodic table.