Q1. Manoj bought a laptop at 25% less than it’s original cost. If he sold it at 20% profit on it’s original cost, then find his actual profit percent in this process.
Q2. In a container there is 100 lit pure sulphuric acid. First 30 lit of sulphuric acid is completely replaced with water. Now again 40 lit of mixture is completely replaced with water. Find ratio of water to sulphuric acid in final mixture.
Q3. Mohit started a business with investment of Rs. 12000. After 4 months Vikash entered into business with some amount and after next four months Vikash increased his investment and make it equal to Mohit’s investment. At the end of year profit ratio of Mohit to Vikash was 9:5. Find how much money Vikash increased in his initial investment.
(a) Rs. 8000
(b) Rs. 4000
(c) Rs. 12000
(d) Rs. 9000
(e) Rs. 10000
Q4. What is the ratio of Perimeter of semicircle to perimeter of circle if both have radius of 7 cm.
(c) π + 1:7
(d) 7 : π + 1
(e) 9 : 11
Q5. A tap can fill a tank in 12 hrs but due to an outlet it takes 3 hr more to fill the tank. Find in how many hours outlet can empty the tank.
(a) 30 hr
(b) 40 hr
(c) 60 hr
(d) 45 hr
(e) None of these.
Directions (6-10)- In a company there are three type of employee i.e. who come early, who come on time and who come late. There is data of three days. Attendance on day1, day2 and day3 are 100%, 100% and 80% respectively. Total 50 and 8 employee were late and absent in all three days respectively. No. of employees who came late on day1 are 50% more than who came early on day1 and no. of employees who came late on day2 are 66.67% more than who came on time on that day and no. of employees who came late on day3, came on time on day2 and came early on day1 are equal. Only 25% of total present employees on day3 were on time.
Q6. Find total attendance of employees of the company in all three days together?
Q7. What is the ratio of no. of employees who come late on day1 to no. of employee who come on time on day2?
Q8. What is the average of total employees who came on time in all three days?
Q9. No. of employee who came early on day1 are how much % more or less than no. of employee who came late on day2?
(a) 40% more
(b) 66.67% less
(c) 66.67% more
(d) 40% less
(e) None of these.
Q10. What is the square root of ratio of total employees who came on time on day1 and day3 together to total no. of employees who came late on day2 and day3 together?
Directions (11-15): Find missing number in the given series:
Q11. 1, 0, 1, 16, 81, ?, 625
Q12. 120, 300, 483, 672, 873, ?
Q13. ?, 590, 593, 602, 623, 664
Q14. 1200, 1031, ?, 861, 836, 827
Q15. –2, 6, –15, 30, –45, ?
Practice More Questions of Quantitative Aptitude for Competitive Exams:
Practice with Crash Course and Online Test Series for ECGC PO 2021:
- ECGC Online Coaching Classes for Probationary Officier 2021
- ECGC PO Mock Tests 2021 – Banking Online Test Series (With Solutions) by Adda247
- ECGC PO 2021 Complete eBooks Kit (English Medium)