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TEST – 9
The unit’s digit in the product 274 × 318 × 577 × 313 is:
1.
2
3
4
5
The product of two numbers is 2028 and their H.C.F. is 13. The number of such pairs is:
2.
1
2
3
4
When 0.232323……… is converted into a fraction, then the result is:
3.
1/5
2/9
23/99
23/100
The product of two numbers is 120 and the sum of their squares is 289. The sum of the numbers is:
4.
20
23
169
180
Which of the following is a pair of co-primes?
5.
(16, 62)
(18, 25)
(21, 35)
(23, 92)
34.95 + 240.016 + 23.98 = ?
6.
298.0946
298.111
298.946
299.09
Of the three numbers, the first is twice the second and the second is twice the third. The average of the reciprocal of the numbers
7. is 7/72. The numbers are:
16, 8, 4
20, 10, 5
24, 12, 6
36, 18, 9
A person’s present age is two-fifth of the age of his mother. After 8 years, he will be one-half of the age of his mother. How old
8. is the mother at present?
32 years
36 years
40 years
48 years
In a certain school, 20% of students are below 8 years of age. The number of students above 8 years of age is 2/3 of the number
9. of students of 8 years age which is 48. What is the total number of students in the school?
72
10.
80
120
None of these
A sells a bicycle to B at a profit of 20%. B sells it to C at a profit of 25%. If C pays Rs.225 for it, the cost price of the bicycle for
A is:
Rs.110
Rs.120
Rs.125
Rs.150
A and B entered into partnership with capitals in the ratio 4 : 5. After 3 months, A withdrew 1/4 of his capital and B withdrew 1/5
11. of his capital. The gain at the end of 10 months was Rs.760. A’s share in this profit is:
Rs.330
Rs.360
Rs.380
Rs.430
A and B can do a piece of work in 30 days, while B and C can do the same work in 24 days and C and A in 20 day. They all
12. work together for 10 days when B and C leave. How many days more will A take to finish the work?
18 days
24 days
30 days
36 days
A man on tour travels first 160 km at 64 km/hr and the next 160 km at 80 km/hr. The average speed for the first 320 km of the
13. tour is:
35.55 km/hr
36 km/hr
71.11 km/hr
71 km/hr
A 270 meters long train running at the speed of 120 km/hr crosses another train running in opposite direction at the speed of 80
14. km/hr in 9 seconds. What is the length of the other train?
230 m
15.
240 m
260 m
320 m
The speed of a boat in still water is 15 km/hr and the rate of current is 3 km/hr. The distance traveled downstream in 12 minutes
is:
1.2 km
1.8 km
2.4 km
3.6 km
A sum of money trebles itself in 15 years 6 months. In how many years would it double itself?
16.
6 years 3 months
7 years 9 months
8 years 3 months
9 years 6 months
In how many years will a sum of Rs.800 at 10% annum compounded semi-annually become Rs.926.10?
17.
1 1/3
1 1/2
2 1/3
2 1/2
A tank is 25 m long, 12 m wide and 6 m deep. The cost of plastering its walls and bottom at 75 paise per sq. m is:
18.
Rs.456
Rs.458
Rs.558
Rs.568
Three cubes with sides in the ratio 3 : 4 : 5 are melted to form a single cube whose diagonal is 12 Root 3 cm. The sides of the
19. cubes are:
3cm, 4cm, 5cm
6cm, 8cm, 10cm
9cm, 12cm, 15cm
None of these
In how many different ways can the letters of the word ‘OPTICAL’ be arranged so that the vowels always come together?
20.
4320
120
720
2160
(Directions for questions 21 – 25): The following table shows the population, death and birth rates and population
density of some of the states in 1971.
State
Population
AP
ASSAM
BIHAR
GUJARAT
HARYANA
DELHI
43, 502, 708
14, 957, 542
56, 353, 369
26, 697, 608
10, 036, 808
4, 065, 698
Birth rate
per 1000
31.6
33.3
32.0
35.4
39.4
29.5
Death rate
per 1000
15.5
16.6
16.4
14.1
15.8
7.6
Population density
per sq.km.
157
150
321
136
227
2738
Answer for Analytical Trial Test-9
Maximum growth rate in population was notice in?
21.
Delhi
Bihar
Haryana
Gujarat
Estimated area of Delhi is about (in km).
22.
1400
23.
1500
1600
1700
The ratio of the ages of a son and his father is 1 : 5. The ratio of the ages of the father and the mother is 7 : 6 : 5 years ago,
the ratio of the ages of the son and the father was 1 : 15. Find the present age of the mother.
35 years
30 years
28 years
None of these
Which of the following is the best offer for the customer?
Rs.680 with discounts of 20%, 15% and 10% successively.
24.
Rs.680 with discounts of 15%, 20% and 10% successively.
Rs.680 with discounts of 45%.
Rs.680 with discounts f 10%, 15% and 20% successively.
150% of 480 + 250% of 640 = ?% of 232.
25.
800
100
500
1000