The income of Raju is 20% more than his expenditure. If his income increases by 60% and his expenditure increases by 70% then by what percent does his savings increase or decrease?
राजू की आय उसके व्यय से 20% अधिक है | यदि उसकी आय 60% बढ़ जाती है और उसके व्यय में 70% की वृद्धि हो जाती है, तो उसकी बचत में कितने प्रतिशत की कमी या वृद्धि होगी ?

Options

A. a)It decreases by 10%/ यह10%
कम हो जाएगी
B. b)It decreases by 2%/ यह2%
कम हो जायेगी
C. c)It increases by 10%/ यह10%
बढ़ जाएगी
D. d)It increases by 2%/ यह 2% बढ़
जाएगी