SSS 2017 Q11

[Jinx]

SSS 2017 Q11
How to approach this ques??

[Amit Goyal]

After 48 years his wealth was 5 lakh, which in another two years doubled and became 10 lakh.

[soimmoi]

Thank you, Sir.

[Jinx]

Thank you sir

[MomoChan]

So the answer is (D) ?

[soimmoi]

JNU Pat year Investment = 5000 and Exports = 1000. If ratio of imports to national income is always 0.1 and ratio of savings to national income is always 0.2 then-   a) Calculate trade balance
b) at this level of exports, Investment and import ratio, what should be the national income if economy is to have balanced trade?