Quantitative Aptitude Quiz For NIACL AO
Directions (1-2): In the following questions, two quantities I and II are given. You have to find these quantities to give answer
Q1. Quantity I. Capacity of the water tank. There is a hole in the water tank which can empty it in 8 hours. A pipe is opened which fills 6 litre water per minute in tank and now tank is emptied in 12 hours.
Quantity II. Simple interest of a sum of money at the same rate of interest for 2 years. Compound interest of the same sum of money for 2 years at 4 per cent per annum is Rs. 2,448.
Q2. Quantity I. Present average age of Abhishek and Rohit. The ratio of age of Abhishek and Rohit 4 year before was 4: 5 and Ratio of their ages 2 years later will be 5: 6.
Quantity II. Initial quantity of mixture. A vessel contains mixture of milk and water in ratio 3: 1. if 20 liters of mixture is taken out and 15 liters of milk is added then ratio of milk and water becomes 4: 1.
Q3. Three vessels contain equal mixtures of acid and water in the ratio 6 : 1, 5 : 2 and 3 : 1 respectively. If all the solutions are mixed together, the ratio of acid to water in the final mixture will be
Q4. A manufacturer has 200 litres of Acid solution which has 15% acid content. How many litres of solution with 30% Acid content may be added so that Acid content in the resulting mixture will be more than 20% but less than 25%
Q5. In a rectangular plot of 24m × 16m two roads of 1.5m wide each as shown in figure were made. If cost of making road is Rs. 310 per m² then find the cost of making whole road.
= 24 + 36 – 2.25
So, total cost of road making = 57.75 × 310 Rs.
= Rs. 17902.5
Directions (6-10): Study the information carefully and answer the questions.
In a college, 150 students of MBA are enrolled. The ratio of boys to girls is 7:8. There are three disciplines, namely Marketing, HR and Finance, in the college. In Marketing discipline there are 50% girls of their total number and the boys are 40% of their total number. In HR discipline, girls are 30% of their total number while boys are also 30% of their number.
7 boys and 9 girls are enrolled in HR and Marketing both. 6 boys and 7 girls are enrolled in HR and finance together. 5 boys and 8 girls are enrolled in Marketing and Finance both. 2 boys and 3 girls are enrolled in all the three disciplines.
Q6. What percentage of students are enrolled in all the three disciplines?
Q7. What is the ratio of boys to girls only in Marketing disciplines?
Q8. The ratio of number of boys in Marketing and Finance both to that of girls only in Finance is?
Q9. By what per cent is the number of boys in Marketing discipline is more than the number of girls in HR discipline?
Q10. The ratio of boys to girls enrolled only in HR discipline is
Directions (11-15): What value should come in place of question mark (?) in the following equations?
Q11. 28% of 85 + 13.2 = ?
Q12. (7/5) of 58 + (3/8) of 139.2 = ?
Q13. ∛17576 + ∛4096 = ?
Q14. 84368 + 65466 - 72009 - 13964 = ?
Q15. 12% of 555+15% of 666=?