TCS Company Numerical Ability Profit and Loss

Paulson spends 75% of his income.His income is increased by 20% and he increased his expenditure by 10%.Find % increase in his savings?

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TCS Other Question

A volume of 10936 l water is in a container of sphere.How many semisphere of volume 4l each will be required to tranfer all the water into the small semispheres?
a)2812
b)8231
c)2734
d)4222
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