Quant Quiz for IBPS PO / RRB / UIICL / OICL
Directions: In each of these questions, two equations numbered I and II with variables x and y are given. You have to solve both the equations to find the value of x and y. Give answer:
- if x > y
- if x ≥ y
- if x < y
- if x ≤ y
- if x = y or relationship between x and y cannot be determined.
1.
I. x – 9 √3 x + 60 = 0
II. y – 14 √2 y + 96 = 0
2.
I. 20 x2 – 159 x + 304 = 0
II. 25 y2 – 120 y + 108 = 0
3.
I. x2 –5 √5 x + 30 = 0
II. y2 – 7 √7 y + 84 = 0
4.
I. x2 – 14 x + 45 = 0
II. y2 – 20 y + 99 = 0
Directions (Q. 5-7): In the following number series one number is wrong. Find out the wrong number.
5. 289, 360, 529, 841, 961, 1369
- 289
- 961
- 529
- 1369
- 360
6. 197, 233, 297, 396, 541, 737
- 396
- 297
- 541
- 197
- 737
7. 157, 183, 210, 241, 273, 307
- 210
- 183
- 241
- 157
- 273
8. Biswas borrowed a sum of Rs 30,000. He took a part of it at 12% per annum rate of simple interest and the remaining at 10% per annum. At the end of two years, he returned Rs 36480 and discharged his loan. What was the sum borrowed at 12% per annum rate of interest?
- Rs 16000
- Rs 18000
- Rs 17500
- Rs 12000
- None of these
9. The numerator of a fraction is increased by 1/4 and the denominator is decreased by 1/3 , the fraction thus obtained is 33/64 . What was the original fraction?
- 9/11
- 5/7
- 3/7
- 11/40
- None of these
10. A train leaves P for Q at the same time that a train leaves Q for P. The two trains meet at the end of 6 hours. The train from P to Q travelles 8 kilometres an hour more than the other. What would be the speed of the slower train if the distance from P to Q is 528 kilometres?
- 40 km/hr
- 30 km/hr
- 48 km/hr
- 50 km/hr
- Data inadequate
Answers:
- 5
- 5
- 3
- 4
- 5
- 1
- 1
- 4
- 4
- 1