The cost of a toy car is same as that of the cost of two dolls. The cost of a toy car is
₹ 146. Find the amount spent by Ashima if she buys two such toy cars and six dolls.
The rectangular tank below, not drawn to scale, is made of stainless steel. It has steel measuring 6 cm thick all around. The outer measurement of the tank is 38 cm by 29 cm by 16 cm. What is the volume of steel used to cast the tank?