Directions(1-5): Find the wrong number from the following number series.
1,3,8,27,124,724
3
1
8
724
124
Option D 1!+0 2!+1 3!+2 4!+3 5!+4 6!+5 725 should be in place of 724.
9,22,45,78,119,174
22
45
119
9
78
Option C +13,+23,+33,+43,+53 121 should be in place of 119.
7,18,31,50,67,90
7
50
18
67
90
Option B Add these numbers :11,13,17,19,23 48 should be in place of 50.
11,15,24,49,98,198
11
198
15
24
49
Option B +2^2, +3^2, +5^2, +7^2, +11^2 219 should be in place of 198.
7,16,45,88,151,232
16
7
45
88
151
Option C +9*1 +9*3 +9*5 +9*7 +9*9 43 should be in place of 45.
Directions(6-10): Answer the following questions based on the given information.
The table represents the survey statistics of the number of employees who like either Tea or Coffee or both from five different companies (A,B,C and D).
Total number of employees in a company = Number of employees who don’t like any of them + Number of employees who like atleast one of them.
The number of employees in company D who don’t like either of them “tea or coffee” is what percentage of the number of employees in company A who don’t like either of tea or coffee.
40%
35%
30%
25%
20%
Option D Percentage = 18*100/72 = 25%
Find the average number of employees who like both tea and coffee from each of the company.
41
30
39
52
46
Option E Average = (42+58+36+48)/4 = 46
Find the difference between the number of employees of company A who like only coffee and the number of employees of company B who like only coffee.
24
10
15
22
12
Option D Difference = (136-58) – (98-42) = 22
Find the ratio of the number of employees of company C who like only tea to the number of company D who like only tea.
9:10
13:17
5:9
7:11
3:7
Option D Required ratio = (78-36): (114-48) = 7:11
Find the number of employees in company A.
221
200
234
242
217
Option C Number of employees in company A = 106 + 98 – 42 + 72 = 234
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