Question

a hole has four balls each measure 11.5 m into 7.2 m it has two door of height 2 metre and width one metre it also has three window of size 1 m is 20.5 m find the cost of whitewashing the wall at the rate of rupees 65 per square metre​

Answer 1

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$7.2 \times 2$

$= 14.4$

• Now,

$65 \div 14.4$

$= 4.51389$