Question

answer this question with procedure answer is 2.7×10⁸​

Answer 1

Answer:

2.7×10 to the power 7

Step-by-step explanation:

Distance of star sirius from earth is 8.1×10 to the power 13

speed of light is 3.0×10 to the power 5 km/s

Time= Distance / speed

       = 8.1×10 to the power 13/3.0×10 to the power 5 km/s

       =81000000000000/300000

       =27000000

      =2.7×10 to the power 7.

Hope it will help you