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1. Question 1.
Express the following numbers in standard form :
(i) 6020000000000000
(ii) 0.00000000000942
(iii) 0.00000000085
(iv) 846 X 107
(v) 3759 x 10-4
(vi) 0.00072984
(vii) 0.000437 x 104
(Viii) 4 + 100000
Solution:

2. Question 2.
Write the following numbers in the usual form :
(i) 4.83 x 107
(ii) 3.02 x 10-6
(iii) 4.5 x 104
(iv) 3 x 10-8

3. (v) 1.0001 x 109
(vi) 5.8 x 102
(vii) 3.61492 x 106
(viii) 3.25 x 10-7
Solution: