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#missing #series
1) 197,184,158,119,?,2
(a) 67
(b) 61
(c) 54
(d) 72
(e) None
2) ?,132,110,90,72,56
(a) 150
(b) 165
(c) 156
(d) 144
(e) None
3) 7,19,33,51,71,?
(a) 95
(b) 93
(c) 90
(d) 91
(e) None
4)130,221,348,517,?, 1005
(a) 630
(b) 734
(c) 856
(d) 729
(e) None
5)247,123,60,34,27,?
(a) 25
(b) 24
(c) 28
(d) 27
(e) None
6)?,70,124,179,235,292
(a) 21
(b) 20
(c) 17
(d) 18
(e) None
7) ?,2,3,8,35,204
(a) -2
(b) 1.5
(c) 1
(d) 2
(e) None
8) 1726,1329,998,727,?,341
(a) 345
(b) 341
(c) 514
(d) 510
(e) None
9)42,212,334,416,466,?
(a) 492
(b) 496
(c) 494
(d) 498
(e) None
10) 244,187,140,103,?,59
(a) 77
(b) 74
(c) 76
(d) 81
(e) None
ANSWERS:
1. B
2. A
3. D
4. C
5. A
6. C
7. C
8. D
9. C
10. A
11. D
12. B
13. A
14. A
15. C
#wrong #series
Q1. πππ, πππ, ππ, ππ, βπ, βππ
(A) 115
(B) 80
(C) -5
(D) 43
(E) None
Q2. πππ, πππ, πππ, πππ, πππ, πππ
(A) 235
(B) 221
(C) 216
(D) 261
(E). None
Q3. ππ, ππ, ππ, πππ, πππ, ππππ
(A) 17
(B) 19
(C) 127
(D) 40
(E) None
Q4. πππ, πππ, πππ, πππ, πππ, πππ
(A) 215
(B) 201
(C) 230
(D) 243
(E) None
Q5. ππ, ππ, ππ, πππ, πππ, ππππ
(A) 40
(B) 17
(C) 34
(D) 2360
(E) None
Q6. πππ, πππ, πππ, πππ, πππ, πππ
(A) 162
(B) 108
(C) 110
(D) 240(E) None
Q7. πππ, πππ, πππ, πππ, ππ, πππ
(A) 117
(B) 142
(C) 105
(D) 155
(E) None
Q8. πππ, πππ, πππ, πππ, πππ, πππ
(A) 216
(B) 115
(C) 424
(D) 322
(E) None
Q9. ππ, ππ, ππ, πππ, πππ, ππππ
(A) 12
(B) 36
(C) 30
(D) 160
(E) None
Q10. ππ, ππ, ππ, ππ, πππ, πππ
(A) 35
(B) 25
(C) 17
(D) 98
(E) None
Q11. πππ, πππ, πππ, πππ, πππ, πππ
(A) 571
(B) 496
(C) 340
(D) 420
(E) None
Q12. ππ, ππ, ππ, πππ, πππ, πππ
(A) 71
(B) 85
(C) 101
(D) 141
(E) None
Q13. ππ, πππ, πππ, πππ, πππ, πππ
(A) 125
(B) 82
(C) 166
(D) 213
(E) None
Q14. π, ππ, ππ, ππ, ππ, πππ
(A) 15
(B) 14
(C) 8
(D) 38
(E) None
Q15. πππ, πππ, πππ, πππ, πππ, πππ
(A) 149
(B) 111
(C) 116
(D) 147
(E) None
#quadratic
A. If x>y
B. If x<y
C. If x<=y
D. If x>=y
E. If x=y or relationship cannot be established
1) I. x = (1444)Β½
II. y = (50653)β
2) I. x2 β 3x β 18 = 0
II. y2 +11y +18 = 0
3) I. 2x +7y = 0
II. 8x + 14y = 12
4)I. x2 + 1.5x -7 = 0
II. y2 +9.5y + 15 = 0
5) I. 2x2 + 11x + 14 = 0
II. 4y2 +12y +9 = 0
6) I. x2 β 4 = 0
II. y2 + 6y + 9 = 0
7) I. x2 β 7x + 12 = 0
II. y2 + y -12 = 0
8) I. x2 = 729
II. y = (529)1/2
9) I. x4 β 227 = 398
II. y2 + 321 = 346
10) I. x2 = 196
II. y2 + 2y β 48 = 0
Answers:-
(1) (b)
(2) (c)
(3) (a)
(4) (a)
(5) (d)
(6) (b)
(7)(a)
(8) (b)
(9) (d)
(10) (a)
(11) (d)
(12) (c)
(13) (e)
(14) (d)
(15) (d)
(15) The ratio of the age of Rishabh after 4 years and the age of Mohit 5 years ago was 22 : 25. The ratio of present ages of Mohit and Saurav is 11 : 9. Find the age of Saurav after 3 years. Given that the sum of the present ages of Rishabh and Mohit is 95 years.
(a) 45 years
(b) 55 years
(c) 40 years
(d) 48 years
(e) None of these
(14) A and B together can finish a job in 28 days. B and C can finish the same job in 20 days. C alone can finish the job in 40 days. In how many days B alone can do the same job?
(a) 60 days
(b) 20 days
(c) 50 days
(d) 40 days
(e) None of these
(13) A, B and C entered into a partnership such the ratio of investment of A and B is 2:3 and ratio of investment of B to C is 1
: 2. If A invests his money for 1.5 years, B invests his money for 2 years and C invests his money for 5 years. If the profit earned by B is Rs 25,00,000, find the average of the profit earned by A and B together.
(a) Rs 1500000
(b) Rs 1250000
(c) Rs 1400000
(d) Rs 1800000
(e) None of these
(12) Mohnish took a loan certain amount from a bank at 10% annual SI for 2 years and lent it to Moksha at 10% CI for 2 years. If he earns Rs 2400 in this process then what is the borrowed amount by Mohnish.
(a) Rs 400000
(b) Rs 360000
(c) Rs 240000
(d) Rs 200000
(e) None of these
(11) The ratio of the perimeters of two squares is 2 : 3 and the
sum of their areas is 13312 cm2
. What is the perimeter of smaller
square.
(a) 32 cm
(b) 64 cm
(c) 128 cm
(d) 256 cm
(e) None of these
(10) A 600 litres of mixture contains milk and water. When 60 litres of milk and 40 litres of water is added to the mixture, the ratio of milk and water becomes 12 : 23 respectively. Find the initial quantity of water.
(a) 420 litres
(b) 180 litres
(c) 200 litres
(d) 220 litres
(e) None of these
(9) A is twice as efficient as B and takes 70 days to complete the work. When they work together, they complete z% work in 40 days. Find the value of z.
(a) 14.28
(b) 42.84
(c) 56.75
(d) 85.71
(e) None of these
(8) A boat rows 70 km upstream and 84 km downstream in total 41 hours. If the speed of boat in still water is 33.33% more the speed of water, find the speed of boat in still water.
(a) 6 km/hr
(b) 8 km/hr
(c) 10 km/hr
(d) 11 km/hr
(e) None of these
(7) The ratio of the selling price of articles P, Q and R is 4 : 5 : 6 and the ratio of the profit earned is 8 : 12 : 15. If the profit percentage earned on article P is 16.66% and the cost price of R is Rs 1035. Find the selling price of article Q.
(a) Rs 1050
(b) Rs 1200
(c) Rs 1300
(d) Rs 1080
(e) None of these
(6) If the ratio of marked price and selling price of an article is 12 : 7 and the ratio of discount given and profit earned is 5:2. If the cost price of the article is Rs 250. Find the profit earned.
(a) Rs 112
(b) Rs 100
(c) Rs 200
(d) Rs 240
(e) None of these
(5) Rohit and Mohit entered into a business investing their
capitals in the ratio of 5 : 6. After 8 months, Rohit invested Rs
200 more and Mohit invested Rs 1200 more. At the end of the
year, Rohit gets 40% profit out of the total profit earned. Find the
initial investment made by Mohit.
(a) Rs 2400
(b) Rs 3000
(c) Rs 6000
(d) Rs 1200
(e) None of these
(4) Ramesh gives 33.33β¦% of his income to his wife. Out of the
remaining he deposits 60% in the bank at 12.5% p.a. CI and he
gets Rs 65,100 interest after 3 years. Find his monthly income.
(a) Rs 3,84,000
(b) Rs 48,4000
(c) Rs 5,20,000
(d) Rs 4,74,560
(e) None of these
(3) A man covers 33.33% of the journey at 8 km/hr and 50% of
the rest at 12 km/hr and remaining journey at 16 km/hr. Find the
average speed of the journey.
(a) 11 π
ππ
km/hr
(b) 10 π
ππ
km/hr
(c) 12 π
ππ
km/hr
(d) 9ππ
ππ
km/hr
(e) None of these
(2) A train crosses a standing pole in 15 seconds and a platform of length 120 m in 35 seconds. The train will cross a tunnel of 210 m in how many seconds?
(a) 60 seconds
(b) 55 seconds
(c) 50 seconds
(d) 65 seconds
(e) None of these
