IBPS RRB Clerk Quantitative Aptitude Quiz: 16th August 2019

Directions (1-5): What should come in place of question mark (?) in the following series questions? 


Q1. 23, 33, 18, 38, 13, ?

Solution:

Q2. 5, 30, 150, 600, 1800, ?

Solution:

Q3. 196, 169, ? , 121, 100, 81

Solution:

Q4. 10, 9, 16, 45, ? , 875

Solution:

Q5. 7, 12, 19, 30, ?, 72

Solution:

Q6. A boat travels a distance of 48 km in upstream in 4 hours while it takes 3 hours to travel same distance in downstream. What is the speed of stream.

Solution:

Q7. Cost price of an article is Rs. 250. If mark price of the article is 40% above cost price and a discount of 10% is given at the time of selling, then find the selling price of article.

Solution:

Q8. A sum is invested for 2 years with 20% rate on S.I. and the same sum is invested for 2 years at 20% rate at C.I. If difference between interest earned in both scheme is Rs.160 then find the sum invested.

Solution:

Q9. A vessel contains 30 liters of milk and 6 liters of water, X liter of water is added in it. In final mixture water is 30% of the milk. Find the value of ‘X’.

Solution:

Q10. X and Y can do a task in 18 days and X alone can complete the whole task in 30 days. Find the time taken by Y to complete that task.

Solution:

Directions (11-15): In each of these questions, two equations (i) and (ii) are given. You have to solve both the equations and give answer 


Q11.

Solution:

Q12.

Solution:

Q13.

Solution:

Q14. 
         (i) 2x + 5y = 27
         (ii) 3x – 4y = 6

Solution:

Q15.

Solution:

               



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