Line Diagram 66

Directions (6-10): Study the following graph carefully to answer these questions.
Percentage rise in population of two states from previous year
Q6. If total population of two states in 1996 was 90 lakhs, what was the total population of two states in 1997 ? (in Lakh) 
(a) 92.75
(b) 96.25
(c) 94.50
(d) Can’t be determined
(e) None of these
Q7. If the ratio between the population of states A and B in year 1999 was 2 : 3 respectively, what was the respective ratio in 1998 ? 
(a) 28 : 39
(b) 13 : 21
(c) 19 : 21
(d) 21 : 19
(e) None of these
Q8. If population of state A in 1996 was 20 lakh, what was the average population of state in 1996, 1997 and 1998 together ? 
(a) 24.33
(b) 25.30
(c) 26.25
(d) 24.75
(e) None of these
Q9. What was the effective percentage increase in population of state A from 1999 to 2001 ? 
(a) 104.75
(b) 107.25
(c) 101
(d) 103
(e) None of these
Q10. If population of state B in 1998 was 80 lakh, what was its approximate population in 1996 ? (in lakh) 
(a) 53.40
(b) 51.30
(c) 54.25
(d) 52.95
(e) 50.75

Answer & Explanation

S4. Ans.(e)
Sol.
Total employees selected by A = 150 + 300 + 300 + 500 + 650 + 800 = 2700
Total employees by B = 200 + 400 + 200 + 400 + 700 + 700 = 2600
Total employees by C = 250 + 350 + 350 + 550 + 550 + 660 = 2710
Ratio = 270 : 260 : 271
5.a

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