The cost of a single brick is Rs. 50. Meenu needs 500 such bricks to build a wall. Find the total cost of the required bricks.

Q. If the cost of 100 bricks is Rs.2000 and 400 bricks are required to build a wall. Then what is the total cost of bricks used to build that wall?

Q. Find the cost of building 400 bricks to build a wall if the cost of 100 bricks is ₹2000.

Q. The length of a wall is 4m, breadth is 15cm and height is 3m. How many bricks of measurement $20cm\times 10cm\times 8cm$ will be required to build the wall. If the cost of bricks is Rs. 120 per one thousand then find the total cost of the bricks.

Q. The cost of 50 new bricks is ₹1500 while the cost of 100 old bricks is ₹1000. The difference in cost for a single brick is ₹____.

Q. Bricks are worth Rs. $750$ per $1000$ and each brick has length, breadth and height as $25cm$, $12.5cm$ and $7.5cm$ respectively. Find the cost of bricks required to build a wall $200m$ long, $1.8m$ high and $37.5cm$ thickness.