Q. 66. In two bags there are to be put altogether five red and twelve white balls, neither bag being empty. Apart from this, there is no constraint of placing the balls. Once the balls are placed, a person will draw one ball from either of the two bags. The probability for the least chance of drawing a red ball is:
(A) 3/35
(B) 5/32
(C) 7/32
(D) 1/16
Answer:
Explanation:
Q. 67. In a certain class of students, the number of students who drink only tea, only coffee, both tea and coffee and neither tea nor coffee are x, 2x, 3x and 4x respectively such that the value of x and 3x are both factors of 57. The number of people who drink coffee can be
(A) 5
(B) 40
(C) 95
(D) Both (A) and (C)
Answer:
Explanation:
Q. 68. Two men and a woman are entrusted with a task. The second man needs three hours more to cope with the job than the first man, and the woman would need to work together. The first man, working alone, would need as much time as the second man and the woman working together. The first man, working alone, would spend eight hours less than the double period of time the second man would spend working alone. How much time would the two men and the woman need to complete the task if they all worked together? Select the appropriate answer from the options given below:
(A) 2 hours
(B) 3 hours
(C) 4 hours
(D) 5 hours
Answer:
Explanation:
Q. 69. Five boys and three girls are sitting in a row of eight seats. In how many ways can they be seated so that not all girls sit side by side? Select the appropriate answer from the options given below:
(A) 36,000
(B) 45,000
(C) 24,000
(D) 30,000
Answer:
Explanation:
Q. 70. In India, while the unemployment rate is a frequently used measure of poor performance in the economy, under conditions of rising school and college enrollment, it paints an inaccurate picture. The reported unemployment rate is dominated by the experience of younger Indians who face higher employment challenges and exhibit a greater willingness to wait for the right job than their older peers. The unemployment challenge is greater for people with secondary or higher education, and rising education levels inflate unemployment challenges.
Which one of the following statements most likely reflects as to what the author of the passage intends to say? Select the appropriate answer from the options given below:
(A) Enrolment in schools and colleges is high, but there is no quality education.
(B) Unemployment must be seen as a function of rising education and aspirations of young Indians.
(C) There are no labour-intensive industries to accommodate the huge number of unemployed people.
(D) The education system should be properly designed so as to enable educated people to be self-employed.
Answer:
Explanation: