Q. In a survey, 60% of respondents like reading fiction, 40% like reading non-fiction, and 20% like both. What percentage of respondents like only fiction?
A.
40%
B.
20%
C.
60%
D.
30%
Solution
The percentage of respondents who like only fiction is |Fiction| - |Both| = 60% - 20% = 40%.
Q. In a survey, 60% of respondents preferred coffee over tea. If 30% of the coffee drinkers also liked tea, what percentage of the total respondents liked both?
A.
18%
B.
30%
C.
60%
D.
12%
Solution
30% of 60% is 18%, which represents the percentage of total respondents who liked both.
Q. In a survey, 60% of respondents preferred coffee over tea. If 30% of those who preferred coffee also liked tea, what percentage of respondents liked only coffee?
A.
30%
B.
60%
C.
42%
D.
18%
Solution
If 60% preferred coffee and 30% of those liked tea, then 30% liked both, leaving 30% who liked only coffee.
Q. In a survey, 60% of respondents preferred tea over coffee. If 40% of tea drinkers also liked coffee, what percentage of tea drinkers did not like coffee?
A.
60%
B.
40%
C.
24%
D.
36%
Solution
If 40% of tea drinkers like coffee, then 60% do not like coffee.
Q. In a survey, 60% of respondents preferred tea over coffee. If 40% of tea drinkers also liked coffee, what percentage of the total respondents liked both?
A.
24%
B.
40%
C.
60%
D.
16%
Solution
If 60% prefer tea and 40% of those like coffee, then 0.6 * 0.4 = 0.24 or 24% of total respondents liked both.
Q. In a survey, 60% of the participants preferred Brand A over Brand B. If 240 participants preferred Brand A, how many participants were surveyed in total? (2023)
A.
400
B.
480
C.
600
D.
720
Solution
Let the total number of participants be x. According to the problem, 60% of x = 240. Therefore, x = 240 / 0.6 = 400.
Q. In a survey, 60% of the participants preferred Brand A over Brand B. If 240 participants preferred Brand B, how many participants were surveyed in total?
A.
400
B.
600
C.
800
D.
1000
Solution
Let the total number of participants be x. According to the problem, 40% of x = 240. Therefore, x = 240 / 0.4 = 600.
Q. In a survey, five people were asked about their favorite fruits: Apple, Banana, Cherry, Date, and Elderberry. If Apple is preferred over Banana and Cherry, and Date is preferred over Elderberry but less than Cherry, which fruit is the least preferred?
A.
Apple
B.
Banana
C.
Cherry
D.
Elderberry
Solution
Elderberry is the least preferred as it is lower than Date.
Q. In a survey, the average age of a group of people is 30 years. If one person aged 40 leaves the group, what will be the new average age if the group originally had 10 people? (2023)
A.
28
B.
29
C.
30
D.
31
Solution
New total age = (30 × 10) - 40 = 260. New average = 260 / 9 = 28.89, which rounds to 29.
Q. In a survey, the average age of a group of people is 40 years. If one person aged 60 leaves the group, what will be the new average age if the group originally had 10 members? (2023)
A.
38
B.
39
C.
40
D.
41
Solution
Total age = 40 × 10 = 400. New total age = 400 - 60 = 340. New average = 340 / 9 = 37.78, which rounds to 38.
Q. In a survey, the average age of a group of people is 40 years. If one person aged 60 leaves the group, what will be the new average age if the group originally had 10 people?
A.
38
B.
39
C.
40
D.
41
Solution
Total age = 40 × 10 = 400. New total age = 400 - 60 = 340. New average = 340 / 9 = 37.78, which rounds to 38.
Q. In a survey, the following people were ranked based on their favorite colors: Alice prefers blue over red, but less than green. Bob prefers red over blue. Who prefers the least favorite color? (2023)
A.
Alice
B.
Bob
C.
Green
D.
Red
Solution
The preference order is Green > Alice (Blue) > Bob (Red). Therefore, Bob prefers the least favorite color.
Q. In a talent show, performer X received a higher score than Y but a lower score than Z. Performer W scored lower than X but higher than Y. What is the ranking from highest to lowest? (2023)
Q. In a team setting, what does the term 'synergy' imply?
A.
The sum of individual efforts
B.
The combined effect is greater than individual contributions
C.
A conflict of ideas
D.
A lack of coordination
Solution
Synergy refers to the phenomenon where the collective output of a team exceeds the sum of individual contributions, highlighting the power of collaboration.
Correct Answer:
B
— The combined effect is greater than individual contributions
Q. In a team setting, what is the significance of having diverse perspectives?
A.
It complicates decision-making
B.
It leads to conflicts
C.
It enhances creativity and innovation
D.
It slows down the process
Solution
Diverse perspectives enhance creativity and innovation by bringing different ideas and viewpoints to the table, which can lead to more effective solutions.
Correct Answer:
C
— It enhances creativity and innovation
