Ratio

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The monthly income of Sachin and Nitin are in the ratio of 4 : 3. Their monthly expenses are in the ratio of 3 : 2.
However, both save 600/- per month. What is their total monthly income?

8,400
no
5,600
no
4,200
yes
2,800
no
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A and B have 78 marbles with them. When A gives to B half the number of marbles which B has, both have equal number of marbles. How many marbles does B had initially?
52
no
39
no
26
yes
30
no
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