Sonu took a loan of Rs 21000 at simple interest of 20% per annum and invested the same amount in a scheme at 20% compound interest per annum. Find the profit earned by Sonu after 2 years.

(a) Rs 840
(b) Rs 920
(c) Rs 960
(d) Rs 800
(e) None of these

A person covers 16.66% of total distance at a speed of 20 km/hr, 25% of total distance at a speed of 30 km/hr and remaining distance at a speed of “x” km/hr. If the total distance covered by him was 240 km while total time taken
to cover it is 6 hours, then find the value of “x”.

(a) 60
(b) 50
(c) 70
(d) 65
(e) None of these

A boat goes 480 km downstream and 320 km upstream in 40 hours.
Speed of boat in still water is 5 times the speed of current. Find the sum of the time taken by the boat to go 360 km downstream and 360 km upstream.

(a) 39 hours
(b) 37.5 hours
(c) 36.5 hours
(d) 32.75 hours
(E) none

In a village the ratio of males and females is 7 : 5. If the annual percentage increase in the population of males is 17% where the annual percentage increase in the population of females is 12% then what will be the total percentage increase in the population of village in next year compared to last year?

(a) 14.91%
(b) 15.36%
(c) 16.31%
(d) 13.66%
(e) None of these

Suresh sold a register marked at Rs 180 a discount of 16.66%. He also
gave away a pen worth Rs 10 and still earns a profit of 75%. For how much did he buy the register?

(a) Rs 75
(b) Rs 100
(c) Rs 90
(d) Rs 80
(e) None of these

If the radii of a bigger sphere and a smaller sphere are 9 cm and 3 cm
respectively then the volume of the bigger sphere is how much more than that of the smaller sphere?

(a) 936 ᴫ cm3
(b) 814 ᴫ cm3
(c) 756 ᴫ cm3
(d) 792 ᴫ cm3
(e) None of these

Naresh and Monty started a business together with initial capital of Rs 40000 and Rs 100000 respectively. Naresh, being the working partner took 10% of the annual profit and the rest was divided between them in the ratio of
their investments. If the difference between the total profits received by them is Rs 26000 then find out total profit (in Rs).

(a) Rs 1,00,000
(b) Rs 96,000
(c) Rs 91,000
(d) Rs 95,000
(e) None of these

8) I. 3x2 + 6x – 14 = -5
II. y2 + 13y + 20 = -16

9) I. 3x2 + 5x – 22 = 0
II. -14/y = 5y + 17

10) I. (y – 30)2 = 729
II. (x + 19)2 = 225

11) I. (25x²)½ – 105 = 0
II. 361/2y – 114 = 0

12) I. x2 – 4x – 32 = 0
II. y2 -16y + 64 = 0

13) I. 3x2 -15x + 18 = 0
II. y2 – y – 6 = 0

14) I. x/3 + 3/x = 2
II. 12y2 -5y – 25 = 0

8) a
9) e
10) c
11) a
12) d
13) e
14) a

#wrong #series

(8) 330,312,297,284,273,264
(a) 330
(b) 312
(c) 284
(d) 273
(e) None of these

(9) 1,2,10,37,102,444
(a) 10
(b) 37
(c) 102
(d) 444
(e) None of these

(10) 8,15,28,55,102,199
(a) 199
(b) 102
(c) 55
(d) 15
(e) None of these

(11) 12,6.5,7,17,72,584
(a) 6.5
(b) 7
(c) 72
(d) 12
(e) None of these

(12) 58,60,72,102,160,248
(a) 248
(b) 102
(c) 72
(d) 160
(e) None of these

(13) 453,429,397,356,309,253
(a) 429
(b) 397
(c) 356
(d) 309
(e) None of these

(14) 215,250,293,336,383,436
(a) 336
(b) 215
(c) 250
(d) 383
(e) None of these

(8) a
(9) c
(10) c
(11) b
(12) d
(13) c
(14) c

#missing #series


8) 5,20,?,42,49
(a) 27
(b) 35
(c) 39
(d) 41
(e) None of these

9) 1,2,4,8,?,32
(a) 32
(b) 24
(c) 12
(d) 16
(e) None of these

10) 121,?,169,196,225,256
(a) 148
(b) 144
(c) 140
(d) 136
(e) None of these

11) 21,22,?,35,51,76
(a) 28
(b) 23
(c) 24
(d) 26
(e) None of these

12) 128,?,32,16,8,4
(a) 64
(b) 60
(c) 68
(d) 56
(e) None of these

13) 16,22,28,34,40,?
(a) 44
(b) 46
(c) 48
(d) 42
(e) None of these

14) 1,8,27,?,125,216
(a) 68
(b) 66
(c) 62
(d) 60
(e) None of these

8) a
9) d
10) b
11) d
12) a
13) b
14) e

What is the compound interest calculated half yearly
on amount given to Ram?
a) Rs. 1680
b) Rs. 1760
c) Rs. 2200
d) Rs. 2340
e) None of these

If person lent out total money given to Sam and Tom
on simple interest to Radha on simple interest at the rate
of interest 20% for 4 year, then what is the profit or loss
he will have?
a) Rs. 34000
b) Rs. 41000
c) Rs. 32000
d) Rs. 64000
e) None of these

If person lent out money on compound interest to Raj
and Ram then the total amount of money he gets is –
a) Rs. 23450.75
b) Rs. 28500.5
c) Rs. 27850.5
d) Rs. 21340
e) None of these

If person lent out money on simple interest to all then
who will return less simple interest after completion of
period?
a) Tom
b) Raj
c) Ram
d) Sam
e) None of these

The difference in simple interest on amount lent to
Sam and on amount lent to Tom is –
a) Rs. 9600
b) Rs. 8800
c) Rs. 10500
d) Rs. 7800
e) None of these

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(17 ×23)−(41×39)+(61×59)+(25×32)=?
(A) 3191
(B) 4120
(C) 2145
(D) 2154
(E) None