2021Quantitative Aptitude
If x, y, z are positive integers such that x : y = 1 : 2 and y : z = 3 : 5, then which one of the following will be possible value of 5x - 3y + z?
GS Paper II (CSAT)
Narrow by subject and work through the questions in order.
If x, y, z are positive integers such that x : y = 1 : 2 and y : z = 3 : 5, then which one of the following will be possible value of 5x - 3y + z?
When a polynomial p(x) is divided by (x - 1) and (x - 2) it leaves remainders 5 and 7 respectively. What is the remainder when p(x) is divided by (x - 1)(x - 2)?
If the ratio of the outer and inner perimeters of a circular path is 23 : 22 and the path is 5 m wide, then the diameter of the inner circle will be
In an examination, the distribution of marks obtained by 30 students is given in the following table:
Marks (Class Interval) | No. of Students |
| 10-25 | 2 |
| 25-40 | 3 |
| 40-55 | 7 |
| 55-70 | 6 |
| 70-85 | 6 |
| 85-100 | 6 |
If ABC is an isosceles triangle with AB = AC. E and F are points on BC and AC respectively such that AE = AF. If ∠BAE = 40°, then ∠FEC is equal to
At what rate of compound interest per annum will a sum of Rs. 1,200 becomes Rs. 1,348.32 in 2 years?
Sonia sold an article at a gain of 16%. If she had bought at 4% less and sold it for Rs. 8 more, she would have gained 25%. The cost price of the article was ?
How many numbers from 1 to 100 are there each of which is not only exactly divisible by 4 but also has 4 as a digit?
ABC is a triangle in which AB = 3 cm, BC = 4 cm and ∠B = 90°. The circle with diameter AB intersects AC at D and tangent to the circle at D intersects BC at E. Then EC is equal to
The median of the following distribution is 28.5, the values of x and y are respectively
| Class Interval | Frequency |
| 0-10 | 5 |
| 10-20 | x |
| 20-30 | 20 |
| 30-40 | 15 |
| 40-50 | y |
| 50-60 | 5 |
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A plane left 30 minutes later than the scheduled time and in order to reach its destination 1500 km away in time it has to increase its speed by 250 km/h from its usual speed. The usual speed is
What will be the minimum value of x for which the number {3(x + 63) + 640} is completely divisible by 17?