IBPS CLERK 2015- Quant Quiz

Directions (1-5): Following pie-chart shows the distribution of mobile users of different companies. Total mobile users are 80 lakh.

1.How many people are using LG mobile?
(a) 12.8 lakhs
(b) 13.2 lakhs
(c) 14 lakhs
(d) 15.6 lakhs
(e) None of these

2.What is the difference between the number of Spice mobile users and HTC mobile users?
(a) 1.6 lakhs
(b) 1.8 lakhs
(c) 2.4 lakhs
(d) 3.2 lakhs
(e) None of these

3.What is the ratio between the number of Nokia mobile users and the number of Samsung mobile users?
(a) 6 : 5
(b) 5 : 4  
(c) 4 : 3
(d) 3 : 2
(e) None of these

4.Number of Motorola mobile users is what percentage of the number of HTC mobile users?
(a) 160%
(b) 150%
(c) 140%
(d) 125%
(e) None of these

5.Number of Nokia mobile users is how much percentage more than that of the number of LG mobile users?
(a) 255%
(b) 62.5%
(c) 75%
(d) 87.5%
(e) None of these

Answers
1.a;
LG users = 57.6° = 16%
Total users = (80*16)/100  = 12.8 lakhs

2.d;
Spice users = 43.2° = 12%
HTC users = 28.8° = 8%
Difference = 12 – 8 = 4%
4% of 80 lakhs = 3.2 lakhs

3.b;
Nokia users = 108° = 30%
Samsung users = 86.4° = 24%
Ratio =30/24   = 5 : 4

4.d;
Motorola users = 36° = 10%
HTC users = 28.8° = 8%
 % =  10/8*100 = 125%

5.d;
Nokia users = 108° = 30%
LG users = 57.6° = 16%

% more = (30-16)/16*100  = 175/2=87.5%