Question Text
Question 4 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1ccd2f59b460d7261edf3.PNG' />
From the above figure, supply the missing information for diagram.
Question 6 :
Simplify and write the answer in the exponential form. $\frac{1}{8} \times 3^{−3}$
Question 8 :
State true or false: Exponential notation is a powerful way to express repeated multiplication of the same number
Question 10 :
Express in standard form: Size of a bacteria is 0.0000005 m
Question 11 :
In a stack there are 5 books each of thickness 20 mm and 5 paper sheets each of thickness 0.016 mm. What is the total thickness of the stack.
Question 20 :
Find two repeater machines that will do the same work as a (× 81) machine.