SSC CGL TIER- I & II » Maths » Compound Interest

A If the compound interest on a certain sum for 2 years at 4% p.a. is Rs. 102, the simple interest at the same rate of interest for two years would be :

;fn ,d fuf'pr /kujkf'k ij 2 o"kksZ esa 4% okf"kZd nj ls pØo`f) C;kt : 102 gS] rks leku nj ls 2 o"kksZ dk lk/kkj.k C;kt D;k gksxk A

A.  

Rs. 200      

B.  

Rs. 50

C.  

Rs. 150      

D.  

Rs. 100

Answer: Option A

A sum of money at compound interest double itself in 15 years It will become eight times of itself in.

,d /kujkf'k pØo`f) C;kt ls 15 o"kksZ esa viuh nqxquh gks tkrh gSA og jkf'k fdrus o"kksZ esa viuh 8 xquk gks tk,xhA

A.  

45 years   

B.  

48 years

C.  

54 years    

D.  

60 years

Answer: Option A

At what percent per annum will Rs. 3000 amounts to Rs. 3993 in  3 years if he interest is compounded annually ?

fdlh okf"kZd C;kt dh nj ls : 3,000 ;fn pØo`f) C;kt okf"kZd ns; gks]rks 3 o"kZ esa : 3993 gks tk,sxhAV

A.  

9%   

B.  

10%

C.  

11% 

D.  

13%

Answer: Option A

In how many year will Rs. 2,000 amounts to Rs. 2,420 at 10% per annum compound interest ?

fdrus le; esa : 2,000 , 10% okf"kZd pØo`f) C;kt dh nj ls : 2,420 gksxhA

A.  

3 years          

B.  

2  1/2 years

C.  

2 years        

D.  

1 1/2 years

Answer: Option A

What is the difference between compound interest on Rs. 5,000 for 1 1/2 years at 4% per annum according as the interest is compounded yearly or half-yearly ?

;fn C;kt okf"kZd vFkok v)Z okf"kZd lek;ksftr gks rks 5000 dh jkf'k ij 4% okf"kZd nj ls 1 1/2 o"kZ esa pØo`f) C;kt dk vUrj D;k gksxhA

A.  

Rs. 2.04      

B.  

Rs. 3.06

C.  

Rs. 8.30        

D.  

Rs. 4.80

Answer: Option A

The difference between the simple and compound interest on a certain per annum for 2 years is Rs. 15 Then the sum is ?

fdlh /kujkf'k ij 5% okf"kZd C;kt dh nj ls 2 o"kksZ ds lk/kkj.k vkSj pØo`f) C;ktksa dk varj : 15 gSA rc og /kujkf'k gSA

A.  

Rs. 6,500        

B.  

Rs. 5,500

C.  

Rs. 6,000        

D.  

Rs. 7,000

Answer: Option A

If the difference between the compound interest and simple interest on a sum of 5% rate of is Rs. 36.60 then the sum is :

;fn fdlh /kujkf'k ij 5% okf"kZd nj ls 3 o"kksZ ds lk/kkj.k vkSj pØo`f) C;ktksa vUrj : 36.60 gks] rks /kujkf'k gS -

A.  

Rs. 8000  

B.  

Rs . 8400

C.  

Rs. 4400         

D.  

Rs.  4800

Answer: Option A

A  sum borrowed under compound interest doubles itself in 10 years  When will it become fourfold of itself at the same rate of interest ?

pØo`f) C;kt ds varxZr m/kkj yh xbZ ,d /kujkf'k  10 o"kksZ esa nqxuh gks tkrh gSaA og jkf'k mlh C;kt dh nj ij fdrus le; esa vius ls pkj xquh gks tk,xh ?

A.  

15 years      

B.  

20 years

C.  

24 years      

D.  

40 years

Answer: Option A

A sum becomes Rs. 4500 after two years and Rs. 6750 after four years at the same compound interest . The sum is :

dksbZ /kujkf'k pØo`f) C;kt ls 2 o"kksZ esa :  4500 rFkk 4 o"kksZ ckn : 6750  gks tkrh gS rks jkf'k D;k gS -

A.  

Rs. 4000         

B.  

Rs. 2500

C.  

Rs. 3000

D.  

Rs. 3050

Answer: Option A

If the compound interest on a certain sum for 2 years at 3% per annum is Rs. 101.50 , then the simple interest on the same sum at the same rate and for the same time will be.

;fn fdlh fuf'pr /kujkf'k ij 2 o"kksZ 3% okf"kZd nj pØo`f) C;kt : 101.50 gS] rks leku /kujkfk'k ij leku le; ds fy, leku nj ij lk/kkj.k C;kt fdruk gS

A.  

Rs. 90.00    

B.  

Rs. 95.50

C.  

Rs. 100.00     

D.  

Rs. 98.25

Answer: Option A