Q6. 
The monthly incomes of $A$ and $B$ are in the ratio $4 : 5$, their expenses are in the ratio 5 : 6. If '$A$' saves Rs.25 per month and '$B$' saves Rs.50 per month, what are their respective incomes? 
A.  Rs.400 and Rs.500 

B.  Rs.240 and Rs.300 

C.  Rs.320 and Rs.400 

D.  Rs.440 and Rs.550 
Q7. 
IBM and KTC quote for a tender. On the tender opening day, IBM realizes that their quotations are in the ratio $7:4$ and hence decreases its price during negotiations to make it Rs 1 Lakh lower than KTC's quoted price. KTC realizes that the final quotes of the two were in the ratio $3:4$. What was the price at which IBM won the bid? 
A.  Rs 7 Lakh 

B.  Rs 4 Lakh 

C.  Rs 3 Lakh 

D.  Rs 1.5 Lakh 
Q8. 
There is certain numbers of toys in the box. They are divided into such a way that the person who gets (dfrac{1}{4}) of the whole gets thrice of what the others get on an average. Find the number of people amongst whom the toys are distributed? 
A.  8 

B.  10 

C.  12 

D.  9 
Q10. 
Rs 4830 is divided among Abhishek, Dishant and Prashant such that if Abhishek's share diminishes by Rs 5, Dishant's share diminishes by Rs 10 and Prashant's share diminishes by Rs 15, their shares will be in the ratio $5:4:3$. Find the Dishant's original share 
A.  1610 

B.  2010 

C.  2410 

D.  1590 