Mathmetics

ISBT Mathmetics for all banking PO,Clerk,IBPS PO,Railway,SSC,IAS,OAS Exams

Q61.

Directions:In each of the following questions a number series is given. After the series a number is given followed by (a),(b),(c),(d)&(e).You have to complete the series starting with the number given, following the sequence of the given series, and answer the questions given below the series. (A)      4   2.25    3.25 7.125   18.25 51.875 (B)        7   (a)      (b)   (c)      (d)   (e) What will come in the place of (b) ?

1)	4.125	2)	5.25
3)	6.75	4)	4.125
5)	None of these

Q62.

A person divide his capital worth Rs.4332 into three parts in such way their interest after 2,3 and 4 years equal to each other. The rate of interest on these three parts have to be 4% , 7% and 11% per annum, respectively at S.I. What is the difference between the largest and the smallest part of money invested ?

1)	Rs.1860	2)	Rs.2052
3)	Rs.2268	4)	Rs.2468
5)	None of these

Q63.	The rate of SI in bank A and bank B are in the ratio is 6:7. A businessman wants to deposits his total savings in these two banks in such a way that he received equal quarterly interest from both the banks.What should be his ratio of saving in bank A to bank B ?

1)	3:4	2)	4:5
3)	6:7	4)	7:6
5)	None of these

Q64.	The simple interest per annum on  an amount of Rs.17,000 at the end of four years is Rs.6800. What would be the compound interest on the same amount at the same rate after 2 years ?

1)	Rs.3240	2)	Rs.3470
3)	Rs.3570	4)	Can'not be determined
5)	None of these

Q65.	The ratio between A's and Bs salary was 3:4,two year ago . The ratio's of individual salaries of A and B two year's ago and this year's salaries are 4:5 and 2:3 respectively. At present the total of their salary is Rs.4290. What is present salary of A ?

1)	Rs.1560	2)	Rs.1600
3)	Rs.1650	4)	Rs.1840
5)	None of these

Q66.	Alok takes 8 more days than Bikas to finish a work. Alok and Bikas start the work and Bikas leaves the task 9 days before the work is finished. If Alok completes 75% of the overall work, how long would Alok have taken to finish the work if he had worked independently?

1)	8 days	2)	10 days
3)	12 days	4)	14 days
5)	None of these

Q67.	A person sold two hens for Rs. 105 each . On one he lost 25% . On the other he gained 50% . What is the gain or loss on his total outlay ?

1)	12.5%	2)	20%
3)	28.3%	4)	Neither gain Nor loss
5)	None of these

Q68.	A sells his books cost Rs.500 to B at a profit of 30%. After some period of time, B sells the same book to A at a loss of 20%. What is the total % of profit or loss in the whole trading ?

1)	4% profit	2)	4% loss
3)	26% profit	4)	26% loss
5)	None of these

Q69.	Two partners invested Rs.20,000 and Rs.12,000 respectively in a business.They distribute 75% of the profit equally and distribute the rest  25% according to the ratio of their investment of capitals. If  the bigger partner received Rs.400 more than the other, then what is the total profit ?

1)	Rs.5280	2)	Rs.5600
3)	Rs.6240	4)	Rs.6400
5)	None of these

Q70.	A 5 cm cube is cut into as many 1 cm cubes as possible. What is the ratio of the surface area of the larger cube to that of the sum of the surface areas of the smaller cubes ?

1)	1 : 6	2)	1 : 5
3)	1 : 25	4)	1 : 125
5)	None of these