| 1. | 
A and B together have Rs. 1210. If  
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| 2. | 
Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is: 
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| 3. | 
A sum of money is to be distributed among A, B, C, D in the proportion of 5 : 2 : 4 : 3. If C gets Rs. 1000 more than D, what is B's share? 
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| 4. | 
Seats for Mathematics, Physics and Biology in a school are in the ratio 5 : 7 : 8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats? 
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