1321.
The ratio of the outer and the inner circumference of a circular path is 7:6. If the path is 45 m wide, then what is the radius
(in m) of the inner circle?
(A)
240
(B)
120
(C)
150
(D)
270
1322.
If x ∶ y = 5 ∶ 6,then 2x + 3y ∶ 3x + 5y is:
(A)
(B)
(C)
(D)
1323.
A certain sum of money is lent out at simple interest. If that money becomes ₹24,000 in 2 years and ₹32,000 in 4 years, the
annual rate of interest is:
(A)
30%
(B)
16%
(C)
25%
(D)
20%
1324.
A policeman was asked to chase a thief. Before the policeman started the chase, he realised that the thief was 200 metres
ahead of him and was running at a speed of 16 km/h. The policeman started the chase at a speed of 20 km/h. How far will the
thief run before he is overtaken by the policeman?
(A)
1000 m
(B)
700 m
(C)
800 m
(D)
600 m
1325.
R wishes to use a stick of length 6 units as common internal tangent to two circles of radius two units and three units. What
can be the maximum distance (in units) between the centres of the circle?
(A)
(B)
(C)
(D)
1326.
Ram spends 30% of his salary on food, 10% on house rent, 7% on entertainment, and 6% on conveyance. If at the end of a
month his savings are ₹1,880, then his monthly salary is:
(A)
₹4,500
(B)
₹4,000
(C)
₹5,000
(D)
₹5,500
1327.
Four years ago, Ravi was four times as old as Kavya. Seven years from now, Ravi will be three times as old as Kavya. Find
the sum of their present ages.
(A)
118 years
(B)
122 years
(C)
117 years
(D)
115 years
1328.
A rectangle with the largest area is cut out of a circle with radius 5 units. What is the area of the remaining portion?
(A)
25(2π-3)
(B)
25(π-2)
(C)
25(2π-5)
(D)
25(π-3)
1329.
The sum of the digits of a two-digit number is 9. If the digits are reversed, then the number is increased by 27. Find the
number.
(A)
36
(B)
63
(C)
54
(D)
45
1330.
In an election between two candidates, A gets 63% of the total valid votes. If the total votes polled were 8,750, what is the
number of valid votes that the other candidate B gets, if 20% of the total votes were declared invalid?
