Infosys Company

A certain amount earns simple interest of Rs. 1750 after 7 years. Had the interest been 2% more, how much more interest would it have earned?

A.
Rs. 35
B.
Rs. 245
C.
Rs. 350
D.
Cannot be determined
E.
None of these

Read Solution (Total 2)

ANSWER : D

SOLUTION :

SI = 1750
T = 1year
SI for 1 year = 1750/7 = 250
Since 250 is the product of Principal and Rate, Both are unknown.
So it cannot solve.
13 years agoHelpfull: Yes(5) No(4)

Ans: A

1750=p*r*7/100
p=25000/r

now r= r+ 2% of r= 51r/50
now, SI = (25000/r)*51r/50*7=1785
diff=1785-1750= 35
10 years agoHelpfull: Yes(4) No(3)

Infosys Other Question

A sum fetched a total simple interest of Rs. 4016.25 at the rate of 9 p.c.p.a. in 5 years. What is the sum?

A.
Rs. 4462.50
B.
Rs. 8032.50
C.
Rs. 8900
D.
Rs. 8925
E.
None of these
Insert the missing number.

6.
2, 6, 12, 20, 30, 42, 56, (....)

A.
61
B.
64
C.
72
D.
70