Directions (1-5): Find the value of the (?) in the following problems.
Q2. 454.58-376.89+121.45-95.42= ?
Q5. (7.9% of 134) – (3.4% of 79) =?
Q6. A sum of Rs. 8448 is to be divided between A and B who are respectively 18 and 19 years old in such a way that if their shares be invested at 6.25% per annum at compound interest, they will receive equal amounts on attaining the age of 21 years. The present share of A is:
(a) Rs. 4225
(b) Rs. 4352
(c) Rs. 4096
(d) Rs. 4000
(e) Rs. 4520
Q7. SBI lent Rs. 1331 lakh to the TATAs group at compound interest and got Rs. 1728 lakh after 3 years. What is the rate of interest charged, if compounded annually?
Q8. ‘A’ does half as much work as B in three-fourth of the time. If together they take 18 days to complete a work, how much time shall B take to do it alone?
(a) 30 days
(b) 35 days
(c) 40 days
(d) 45 days
(e) 50 days
Q9. P is thrice as good a workman as Q and therefore became able to finish a job in 48 days less than Q. Working together, they can do it in:
(a) 12 days
(b) 24 days
(c) 30 days
(d) 18 days
(e) 16 days
Q10. If two pipes function simultaneously, a tank is filled in 12 hours. One pipe fills the tank 10 hours faster than the other. How many hours does the faster pipe alone take to fill the tank?
(a) 15 hours
(b) 18 hours
(c) 20 hours
(d) 12 hours
(e) 14 hours
Directions (Q.11-15): Study the following table carefully to answer the questions that follow.
The table shows the income and expenditure in lakhs of A and B in five different years.
Note- profit = Income – expenditure
Q11. If the percentage profit of A in year 2011 is 20% then his expenditure is by how much percent (approximately) more or less than that of A in year 2014?
(a) 11% more
(b) 18% less
(c) 8% less
(d) 13% less
(e) 22% more
Q12. In year 2014, A expended 10 lakh more than B. Find what is the approximate percentage profit of B in the same year?
(e) 27 %
Q13. What was the average income amount (in lakh) of A and B together in year 2013 if percentage profit earned by A was 16% and that of B was 17%?
Q14. If in year 2015 A earns a profit of 30 lakh, then his expenditure is approximately what percent of income of A in year 2012?
Q15. Income of A in year 2012 is by how much percent more than profit of A in 2014? (approximately)