Quantitative Aptitude Quiz For IBPS Clerk Main
Q1. In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there?
Q2. There are 5 blue flags, 4 red flags and 3 green flags, in Debu’s wardrobe. He has to select 4 flags from this set. In how many ways can he select these four flags such that there is at least one blue flag and exactly one green flag in them (Do not consider that the flags are in pairs)?
Q3. Two bags A and B contain 7 red and 6 blue balls respectively. Some blue balls from bag B are taken out and kept into bag A. If probability of selecting two blue ball from bag A is 1/15, find the number of blue balls drawn from bag B.
Q4. A number is selected at random from the first 30 natural numbers. What is the probability that it is either a multiple of 2 or a multiple of 3?
Q5. Three persons Dev, Deepak and Dudhiya Singh run a race. The probability of completing the race by them is 1/3,2/5 and 4/5 respectively. Find the probability that at least two persons complete the race.
Directions (6 - 10): Study the following graph and table carefully and answer the questions given below it.
Percentage of obese men, obese women and obese children in America in various years
Total number of Men, Women and Children in the US over the years
Q6. What was the approximately average of obese men, obese women, and obese children in 2015?
Q7. Find the total no of men who are not suffering from obesity in year 2014 and 2015 together?
Q8. What was the respective ratio of the difference between the obese Men and Women in 2012 to the difference between total obese Women and Children in 2013?
Q9. What is the difference between the total number of obese women and obese children in all the year?
Q10. Total number of children not suffering from any obesity in 2015 and 2016 together is approximately what percent more or less than the total no of Men suffering from obesity in 2016 and total no. of women not suffering from obesity in 2013.?
Directions (11-15): What should come in place of question mark (?) in the following number series?
Q11. 9, 31, 73, 141, (?)
Q12. 35, 256, 451, 620, 763, (?)
Q13. 948, 474, ?, 118.5, 59.25, 29.625
Q14. 374, 355, 317, ?, 184, 89
Q15. 1548, 516, 129, 43, ?
∴ 43/4 = 10.75