“The Knowledge Library”

Knowledge for All, without Barriers…

An Initiative by: Kausik Chakraborty.

“The Knowledge Library”

Knowledge for All, without Barriers……….
An Initiative by: Kausik Chakraborty.

The Knowledge Library

Line Graph-2

Directions (01-05): Study the following information carefully and answer the questions given below.


1) What is the total loss % incurred by the company in February and March?

A.120%

B.150%

C.50%

D.20%

E.None of these


2) What is the average profit earned by the company over the months?

A.72000

B.64000

C.300000

D.346000

E.None of these


3) Profit earned by the company in January is what % more/less than the profit earned by the company in April and May?

A.62.12% less

B.68.23% more

C.58.82% less

D.73.12% more

E.None of these


4) In the month June, if the income is 4/5th of the income in March and the profit % is 25%, what is the expenditure in June?

A.140000

B.132000

C.128000

D.116000

E.None of these


5) Income of June is 5/4 times of income of May and profit percentage in June is 50%. Income of July is equal to the expenditure of June and profit percentage in July is 20%. Find the ratio of their profits respectively.

A.5:1

B.2:5

C.3:1

D.2:1

E.None of these


Directions (06-10): Study the following information carefully and answer the given questions?

The following line graph shows the total number of employees working in 6 different companies in a certain year.


6) If the ratio between the total number of officers to that of clerks in company A and B is 8: 17 and 7: 13 respectively and the percentage of clerks in company D is 68 %, then find the total number of officers in company A, B and D together?

A.840

B.820

C.760

D.800

E.None of these


7) If the ratio between the total number of officers to that of clerks in the company C is 3: 17 and the total number of female officers in company C is 25 % of total number of male officers, then the total number of clerks in company C is what percentage of total number of male officers in company C?

A.710 %

B.650 %

C.580 %

D.770 %

E.830 %


8) Find the average number of employees in all the given companies together?

A.640

B.680

C.720

D.700

E.None of these


9) Total number of employees in the company A, C and E together is approximately what percentage more/less than the total number of employees in company B, C and D together?

A.5 % less

B.18 % less

C.5 % more

D.26 % more

E.18 % more


10) If the total number of officers in company E is 2/5 of total number of clerks in company E and 44% of the employees are female in the same company, then find the difference between the total number of male employees to that of total number of clerks in company E?

A.164

B.156

C.142

D.118

E.None of these

Answers :

1) Answer: C

Feb and Mar Expenditure = 640+540=1180

Feb and Mar Income = 250+340=590

Required % = 590/1180*100=50%


2) Answer: B

Total profit earned = 250000 – 250000 – 340000 + 160000 + 500000 = 320000

Average = 320000 / 5 = 64000


3) Answer: A

Profit in Jan = 250

Profit in Apr and May = 160 + 500 = 660

Required % = (660-250)/660*100=62.12%


4) Answer: C

Income = 4/5*200=160000

P%=25%, so

125%E -> 160000

Exp, 160*100/125= 128000


5) Answer: C

June:

Inc, 5/4*720=900

P%=50%

Exp, 900*100/150=600

Profit=300

July:

Inc = 600

P%=20%

Exp, 600*100/120=500

Profit=100

Ratio of profits,

300:100=3:1


6) Answer: C

The total number of officers in company A, B and D together

= > [600 * (8/25) + 800 * (7/20) + 900 * (32/100)]

= > [192 + 280 + 288]

= > 760


7) Answer: A

The total number of officers in company C = 500 * (3/20) = 75

The total number of female officers in company C

= > (25/100) * total number of male officers

= > (1/4) * total number of male officers

The ratio of total number of female to that of male officers in company C

= > 1: 4

= > 75 = 5’s

= > 1’s = 15

The total number of male officers in company C = 15 * 4 = 60

The total number of clerks in company C = 500 * (17/20) = 425

Required % = (425/60) * 100 = 708.33 = 710 %


8) Answer: D

The average number of employees in all the given companies together

= >(600 + 800 + 500 + 900 + 700)/5

= >3500/5 = 700


9) Answer: B

Total number of employees in company A, C and E together

= > 600 + 500 + 700 = 1800

Total number of employees in company B, C and D together

= > 800 + 500 + 900 = 2200

Required % = [(2200 – 1800)/2200] * 100 = 18.18 % = 18 % less


10) Answer: E

The total number of officers in company E = (2/5) * total number of clerks in company E

The ratio between the total number of officers to that of clerks in company E

= 2: 5

The total number of clerks in company E

= > 700 * (5/7) = 500

The total number of male employees in company E

= > 700 * (56/100) = 392

Required difference = 500 – 392 = 108

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