A rectangular tank is 25m long 1200cm wide and 6000 mm deep . The tank is open at the top. the cost of plastering the inside of its walls and bottom floor at R26 per square metre is

19344 rupees

Step-by-step explanation:

Given:

Length of a rectangular tank (l) = 25 m

Breadth of a rectangular tank (b) = 1200 cm

Height of a rectangular tank (h) = 6000 mm

To find: cost of plastering the inside of its walls and bottom floor at Rs 26 per square metre

Solution:

Surface area of walls and bottom floor of the rectangular tank =

Use

Surface area of walls and bottom floor of the rectangular tank =

Cost of plastering the inside of its walls and bottom floor at Rs 26 per square metre = 744 × 26 = 19344 rupees

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step-by-step explanation: