Question

A cylindrical shaped milk tanker's radius is $1.5$ m and length is $7$ m. How many polythene packs of one litre can be filled from the milk of in this tanker.

• A. $495$
  
• B. $4950$
  
• C. $49500$
  
• D. $49.5$
  

Answer 1

Answer: (C)

$49500$

Volume of milk$=\pi r^{2}h$

$=\pi \times {\left(1.5\right)}^2\times 7$

$=15.75\pi m^3$

Volume in liters$=49.5\times {10}^{3}l$

$=49500l$

No. of packets$=\frac{49500l}{l}=49500$