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The income of A is 50% more than that of...

The income of A is 50% more than that of B. If the income of A is increased by 40% and the income of B is increased by 90%, then the percentage increase in their combined income will be:
A की आय B की आय से 50% अधिक है | यदि A की आय 40% से बढ़ा दी जाए और B की आय 90% से बढ़ा दी जाए, तो उनकी होगी संयुक्त आय में कितने प्रतिशत की वृद्धि होगी ?

A

a)64

B

b)55

C

c)60

D

d)70

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