Directions (1-5): The following graph shows the ratio of export to import of two companies A and B. Based on this information, answer these questions.
Q1. If in the year 1993 export of Company A is Rs 2.25 crores, what is the import of Company A in the same year?
(a) Rs 2 crores
(b) Rs 1.75 crores
(c) Rs 1.5 crores
(d) Rs 1.25 crores
(e) None of these
Q2. If for Company B the total import is Rs 12 crores for the years 1990 and 1991, what is the total export for these two years?
(a) Rs 15 crores
(b) Rs 30 crores
(c) Rs 16 crores
(d) Can’t say
(e) None of these
Q3. If in the year 1991 the imports of Company A and Company B are Rs 2 crores and Rs 3 crores respectively, what is the ratio of their exports in the same year?
(a) 1 : 1
(b) 2 : 3
(c) 4 : 9
(d) Can’t say
(e) None of these
Q4. What is the percentage increase in the ratio of export to import for Company B from the year 1990 to 1991?
(a) 5%
(b) 50%
(c) 25%
(d) 20%
(e) None of these
Q5. In which of the following years was the difference between export and import of Company B the maximum?
(a) 1990
(b) 1991
(c) 1992
(d) 1994
(e) Data inadequate
Directions (6-10) : What should come in place of the question mark (?) in the following questions?
Q6. (2432 + 587 + 1415) ÷ 378 = ?
(a) 18
(b) 16
(c) 12
(d) 9
(e) 22
Q7. 74.7 + 13.07 × 6.91 = ?
(a) 178
(b) 186
(c) 152
(d) 158
(e) 165
Q8. 27 × 373 ÷ 16 = ?
(a) 630
(b) 644
(c) 598
(d) 614
(e) 618
Q9. √230 * √15 = ?
(a) 70
(b) 90
(c) 40
(d) 60
(e) 50
Q10. 1725 ÷ 35 ÷ 12 = ?
(a) 3
(b) 6
(c) 4
(d) 5
(e) 7
Directions (11-15) : What should come in place of the question mark (?) in the following number series ?
Q11. 10, 18, 28, 40, 54, ?
(a) 66
(b) 70
(c) 68
(d) 72
(e) None of these
Q12. 18, 72, 9, ?, 6.75, 135
(a) 108
(b) 102
(c) 144
(d) 160
(e) None of these
Q13. 187.5, 182, 171, ?, 132.5, 105, 72
(a) 145.5
(b) 155.5
(c) 154.5
(d) 144.5
(e) None of these
Q14. 435, 556, 700, 869, ?, 1290
(a) 1045
(b) 1094
(c) 1038
(d) 1068
(e) None of these
Q15. 7, 35, 175, ?, 4375, 21875
(a) 1575
(b) 875
(c) 675
(d) 1275
(e) None of these
Answers:
1. Ans.(c)
Sol. Import of Company A in the year 1993
E/I = 15/10
I = (2.25 * 10)/15
I = 1.5 crore
2. Ans.(d)
Sol. Cannot be determined.
3. Ans.(c)
Sol. Exp of Company A in the year 1991
E/I = 2/1
E/2 = 2/I
E = 4 Crore
Exp of Company B in the year 1991
E/I = 3/1
E/3 = 3/1
E = 9 Crore
Req Ratio 4 : 9
4. Ans.(d)
Sol. Req. Percentage = (3 - 2.5)/2.5 * 100 = 20%
5. Ans.(e)
Sol. Data Inadequate
6. Ans.(c)
Sol. (2432 + 587 + 1415) ÷ 378 = 4434/378 = 11.74 ≈ 12
7. Ans.(e)
Sol. 74.7 + 13.07 × 6.91 ≈ 74.7 + 91 ≈ 165
8. Ans.(a)
Sol. 27 × 373 ÷ 16 = 630
9. Ans.(d)
Sol. √230 * √15 = √3450 ≈ √3600 = 60
10. Ans.(c)
Sol. 1725 ÷ 35 ÷ 12 = 4.1
11. Ans.(b)
Sol. The difference between consecutive terms is 8, 10, 12, 14 and so on.
12. Ans.(a)
Sol. The pattern is ×4, ÷8, ×12, ÷16 and so on.
13. Ans.(c)
Sol. The pattern is -5.5, -11, -16.5, -22 and so on.
14. Ans.(e)
Sol. The difference between consecutive terms is 112, 122, 132 and so on.
10. Ans.(b)
Sol. The pattern is ×5, ×5 and so on.
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