4, How many 5 digit numbers are there in all?5, Fill in the blanksa) 1 million =hundred thousandb) 1 crore =million6, write in descending order45908, 451098, 405691, 4019657. Find the difference of the place value and face value of the digit 6 in 456309.8. Round off 25164 to the nearest hundreds, thousands and ten thousands.9. A factory produces 1075 metres of pipe in a day. How many metres of pipe will beproduced in the month of March. 3332510. Estimate 4170+ 19785= 23 95511. A student multiplied 6245 by 62 instead of 52. How much was the answer greater thecorrect answer12. Medicine is packed in boxes each weighing 3 kg 500 g. How many such boxes can beloaded in a van which can not carry bevond 800 kg13. Write the greatest and the smallest 4-digit numbers using four different digits when de8 is always in hundreds place.14 Write the number names of following numbers in both Indian and the International30024001b) 7451246311th