Directions: Study the following graph carefully & answer the questions given below it. (Data is given in thousand)

(No. of transfer in 1997)

Important for :
1
What is the difference of average of last three month of other employees & average of first three month other employees (Answer in decimals two places)?
» Explain it
C
Average of last three months of other employees -

 35 + 42 + 50 = 127 = 42.33 3 3

Average of first three months of other employees -

 40 + 33 + 40 = 113 = 37.66 3 3

Difference = 42.33 – 37.66 = 4.67

Hence, option C is correct.

2
What is the difference between officers transferred in January & officers transferred in June?
» Explain it
A
Officers transferred in January = 25000

Officers transferred in June = 30,000

Difference = 30000 - 25000 = 5000

Hence, option A is correct.

3
In which month percentage increase/decrease is maximum for other employees?
» Explain it
B
Percentage increase/decrease of different months for other employees-

 Feb     — 40 - 33 × 100 = 17.5 40

 March — 40 - 33 × 100 = 21.21 33

 April    — 40 - 35 × 100 = 12.5 40

 May     — 42 - 35 × 100 = 20 35

 June   — 50 - 42 × 100 = 19.05 42

Clearly the maximum increase as it shows is in the month of March.

Hence, option B is correct.

4
How much Percentage increase in officers transfer from February 1997 & to March 1997?
» Explain it
A
Officers transfer in February = 20000

Officers transfer in March = 20000

Percentage increase in officers transfer from

 Feb to March — 20000 - 20000 × 100 20000

= 0%.

Hence option A is correct.

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