Question 8 :
State true or false. The factorisation done by using the distributive law (property) is called the common factor method of factorisation.

Question 12 :
A rational number is such that when you multiply it by $\frac{5}{2}$ and add $\frac{2}{3}$ to the product, you get $\frac{-7}{12}$. What is the number?

Question 16 :
If two students take 20 minutes to arrange chairs for an assembly, then how much time would five students take to do the same job?

Question 17 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cffbf59b460d7261f253.jpg' /> In the above image, refer the table shown. Rehman is making a wheel using spokes. He wants to fix equal spokes in such a way that the angles between any pair of consecutive spokes are equal. What is the angle between a pair of consecutive spokes if the number of spokes is 8 ?

Question 18 :
A school has 8 periods a day each of 45 minutes duration. How long would each period be, if the school has 9 periods a day, assuming the number of school hours to be the same ?

Question 19 :
A car takes 2 hours to reach a destination by travelling at the speed of 60 km/h. How long will it take when the car travels at the speed of 80 km/h?

Question 20 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cff7f59b460d7261f24d.jpg' /> Refer to the above image. In a Television game show, the prize money of Rs.1,00,000 is to be divided equally amongst the winners. What is the prize money for each winner if the number of winners = 4 ?