Solution
Given : $$3\sqrt2+\sqrt{18}+\sqrt{50}=15.55$$
=> $$3\sqrt2+3\sqrt2+5\sqrt2=15.55$$
=> $$\sqrt2=\frac{15.55}{11}=1.413$$ -----------(i)
To find : $$\sqrt{32}+\sqrt{72}$$
= $$4\sqrt2+6\sqrt2=10\sqrt2$$
= $$10\times1.413=14.13$$
=> Ans - (C)
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