Expressing Large Numbers in the Standard Form

Write the number from the following statements in the standard form: Speed of light in vacuum is $300,000,000 m/sec$.

Write the number from the following statements in the standard form: Diameter of the Earth is $1,27,56,000 m$.

Write the number from the following statement in the standard form: 

Distance of the Sun from the centre of our Galaxy is $300,000,000,000,000,000,000 m$.

Write the number from the following statement in the standard form : The distance between Sun and Earth is $149,600,000,000 m$.

Write the following number in the standard form: $855970$

Write the following number in the standard form: $5682.026$

Write the following number in the standard form: $93045.08$

Write the following number in the standard form: $480767$

Write the following number in the standard form: $4,19,25,00,000$.

Write the following number in the standard form: $80,00,000$

Write the following number in expanded form: $755042$

Write the following number in expanded form: $54532$.

Write the following number in expanded form: $785965$

Write the following number in expanded form: $34562$. 

Write the following number in usual form: $7.5\times {10}^3$. 

Write the following number in usual form: $7.253\times {10}^{11}$.

Write the following number in usual form: $4.356\times {10}^7$.

Find the number from the following expanded forms: $4\times {10}^6+8\times {10}^5+6\times {10}^4+4\times {10}^3+4\times {10}^2+6\times {10}^1+7\times {10}^0$.

Find the number from the following expanded forms: $8\times {10}^5+7\times {10}^4+5\times {10}^3+4\times {10}^2+6\times {10}^1+9\times {10}^0$.

Find the number from the following expanded forms: $9\times {10}^4+6\times {10}^3+4\times {10}^2+5\times {10}^1+7\times {10}^0$