DI

By Neetesh sir
Directions (1–5): The pie given below shows the total population in five cities (A, B,
C, D, E).

Total Population = 1200

12%

A
(2p+5)%
B
15%
C
D
E

P%
8%
Q1. In city F, the population of males is 50% more than the total population in D
and female population is 20% less than the average population of B and E. Find
the total population of F (male + females) is what percentage of total population
of C?
(a) 152.5%
(b) 118.46%
(c) 122.22%
(d) 134.30%
(e) 142.29%
Q2. Find the difference between sum of total population of B and C
and total population of E?
(a) 290
(b) 119
(c) 120
(d) 192
(e) 129
Q3. In C, the ratio of male and females is 2:5 and female to children is 1:1.
Find the ratio of children in C to total population of E.
(a) 36:11
(b) 21:19
(c) 22:21
(d) 23:36
(e) 25:36
Q4. The population of cities D and E is what percentage more/less than the
total population of A and C
(a) 53.20%
(b) 58.46%
(c) 52.22%
(d) 54.30%
(e) 42.29%
Q5. Out of the total population of all the cities 35% are females and 55% of the total
population of city D are females. Total females in all the cities except D is how many
more/ less than total population of A.
(a) 200
(b) 219
(c) 220
(d) 230
(e) 229
Directions (6–9): Read the information and answer the following question. The
information shows the number of people (i.e. 100) three type of beverages like tea,
coffee and milk. The ratio of people like only tea and only coffee is 5:3. The people
who like only milk is equal to the people who like only tea and coffee together. The
people like all the three beverages are 16. The people who like only milk and tea
together is 30% more than the people who like only coffee and milk together. People
who like only coffee and milk together 20, which is double than the people who like
only tea.
Q6. Find the number of people who like only one beverage.
(a) 27
(b) 22
(c) 21
(d) 25
(e) 20
Q7. The people who like coffee and milk is what percentage of people
who like all the three beverages together.
(a) 314.25%
(b) 331.35%
(c) 321.21%
(d) 315.22%
(e) 310.12%
Q8. Find the ratio of people who like only two beverages together to who
like only coffee.
(a) 14:11
(b) 7:10
(c) 2:19
(d) 19:2
(e) 10:7
Q9. Find the difference between people who like milk and tea.
(a) 14
(b) 12
(c) 21
(d) 15
(e) 10
Directions (10–15):
Bar graph given below shows the total number of graduate and post
graduate employees in five different companies. Table shows the
difference between graduate and post graduate employees.
Note – Total Employees = Graduate + Post Graduate Employees
Graduate employees are more than Post Graduate Employees
Q10. Find the difference between average number of graduate employees in B
and D and average number of post graduate employees in A and E?
(a) 41
(b) 31
(c) 43
(d) 33
(e) 32
Q11. The ratio of manager to associate in company A is 7 : 4,
the female manager in A is 16.67% of that of males. Find the
difference between male manager in A and total associate in
A?
(a) 30
(b) 31
(c) 22
(d) 39
(e) 40
Q12. In company X, the total employees are average number of employees in A, C
and E. The ratio of graduate employees in A and X is 1:1. Find the ratio of post
graduate employees in X and graduate employees in E?
(a) 30:31
(b) 57:31
(c) 22:57
(d) 52:75
(e) 75:52
Q13. Find the difference between graduate employees and post graduate
employees in all the companies?
(a) 230
(b) 232
(c) 222
(d) 233
(e) 228
Q14. In C, total females who are graduated is 50, Number of males who are graduated
is 20 more than females who are post graduated. Males who are post graduated in C
are what percentage more/ less than that of post graduated employees in D?
(a) 13.30%
(b) 31.31%
(c) 22%
(d) 38.18%
(e) 32%
Q15. In company F, total graduate employees are 121 more than graduate
employees in B. Total employees in F are 125% more than graduated
employees in A. find the total post graduated employees in F?
(a) 30
(b) 31
(c) 22
(d) 39
(e) 32
Q16. A vessel contains 139.96 litres of a mixture of milk and water,
where 80% is milk. If 24.96% of the mixture is removed and 19 litres
of water is added, what is the percentage of water in the resultant
mixture (approximate)?
(a) 48
(b) 24
(c) 36
(d) 32
(e) 40
Q17. A and B together can do a work in 2T days and A alone can do the same work in
10 days. If B alone can do the work in 5T days, then find the value of T?
(a) 8
(b) 5
(c) 6
(d) 3
(e) 4
Q18. A man spends 12% of his monthly salary on education and 7% on rent.
He invests Rs. 10250 of his salary in a SIP and saves 4x% of his salary. If his
total monthly salary is Rs. 25000, then find the value of x?
(a) 5
(b) 15
(c) 12
(d) 10
(e) 6
Directions (19–21): In each of these questions, two equations (I) and (II) are
given. You have to solve both the equations and give answer:
(a) If x > y
(b) If x ≥ y
(c) If x < y
(d) If x ≤ y
(e) If x = y or no relation can be established between x and y
Q19. I: x² – 20x + 91 = 0
II: y² – 28y + 195 = 0
Q20. I: x² – 24x + 143 = 0
II: y² – 13y + 22 = 0
Q21. I: 3x² − 15x + 18 = 0
II: y² − y − 6 = 0
Q22. The present age of Y is 28 years and four years hence the ratio of age of X to Y
will be 7:8. If present age of Z is 25% more than the present age of X, then find the
age of Z six years ago?
(a) 26 years
(b) 22 years
(c) 20 years
(d) 24 years
(e) 28 years
Q23. The ratio of the still water speed of boat A and boat B is 4:5 respectively. The
speed of current is 15 km/hr. Boat A takes 4.5 hours to travel 180 km downstream.
Find the time taken by boat B to travel 120 km upstream?
(a) 20 hours
(b) 36 hours
(c) 24 hours
(d) 12 hours
(e) 8 hours
Q24. A and B invest in a partnership business in the ratio of 3:4 and A got Rs.2700
as a profit share out of total profit of Rs.5100 and the difference between the
time period between A and B is 3 months, then find for how many months A kept
his investment?
(a) 6
(b) 3
(c) 9
(d) 12
(e) 15
Q25. Two trains A and B of length 400 m and (400 + x) m respectively are moving
with same speed. If train A and B crosses a pole in 16 sec and 24 secs respectively
then in what time train ‘B’ will cross 400 m long platform?
(a) 32 sec
(b) 40 sec
(c) 45 sec
(d) 54 sec
(e) 24 sec
Q26. A invested Rs. X in scheme A which offers simple interest at the rate of 12% p.a.
for four years and he receives an interest of Rs.2160. If Rs. (X+500) is invested in
scheme B which offers compound interest for two years at the rate of 10% p.a., then
find the interest received by him from scheme B?
(a) Rs.1090
(b) Rs.1205
(c) Rs.1120
(d) Rs.870
(e) Rs.1050
Q27. The average weight of ‘X’ boys in a class is 40 kg and average weight of 18 girls
in the same class is 25 kg. If total weight of the class is 1410 kg, then find the value
of 2.5X?
(a) 54
(b) 48
(c) 36
(d) 72
(e) 60
Q28. The difference between the circumference of circle P and circle Q is 132 cm. If
radius of circle Q is 4 times of radius of circle P, then find the area of circle Q (in
square cm)?
(a) 2404
(b) 2464
(c) 2214
(d) 2004
(e) 2124
Q29. A retailer marks up an article 35% above its cost price and earns Rs.96 by giving
20% discount on the marked price. If he sells article at 15% discount on marked price
then, find retailer’s profit on selling one article?
(a) 118
(b) 177
(c) 236
(d) 214
(e) 154
Q30. If ratio between volume of a cylinder and volume of sphere is 3 : 1, then
find the ratio between total surface area of cylinder to total surface area of
sphere, radius of sphere is equal to radius of cylinder?
(a) 2 : 1
(b) 5 : 2
(c) 4 : 1
(d) 3 : 2
(e) 7 : 2