List of top Data Sufficiency and Logical Reasoning Questions

What is the average height of the class?
(I) Average height of the class decreases by 1 cm if we exclude the tallest person of the class whose height is 56 cm.
(II) Average height of the class increases by 1 cm if we exclude the shortest person of the class whose height is 42 cm.
Ram is taller than Shyam and Jay is shorter than Vikram. Who is the shortest among them?
(I) Ram is the tallest.
(II) Shyam is taller than Vikram.
Salary of A and B is in ratio 3:4 and expenditure is in ratio 4:5. What is the ratio of their saving?
(I) B's saving is 25% of his salary.
(II) B's salary is Rs 2500.
Triangle ABC and Triangle PQR are congruent
(I) Area of Triangle ABC and Triangle PQR are same
(II) Triangle ABC and Triangle PQR are right angle Triangles
How many ice cubes can be accommodated in a container?
(I) The length and breadth of the container are 20 cm and 15 cm respectively.
(II) The edge of the ice cube is 2 cm.
Total marks obtained by P, Q, R and S in Mathematics is 360. How many marks did P secure in Mathematics?
(I) P secured one-third of the total marks of Q, R and S.
(II) Average marks obtained by Q and R are 20 more than that secured by S.
What is the middle number of 7 consecutive whole numbers?
(I) Product of the numbers is 702800.
(II) Sum of the numbers is 105.
Ram got Rs 1500 as dividend from a company. What is the rate of interest given by the company?
(I) The dividend paid last year was 10%.
(II) Ram has 350 shares of Rs 10 denomination.
Is 'b' positive?
(I) a + b is positive.
(II) a - b is positive.
If \(C_1\) and \(C_2\) are the circumferences of the outer and inner circles respectively, what is \(C_1 : C_2\)?
(I) The two circles are concentric.
(II) The area of the ring is \(\frac{2}{3}\) the area of greater circle.
In a general body election, 3 candidates, p, q and r were contesting for a membership of the board. How many votes did each receive?
(I) p received 17 votes more than q and 103 votes more than r.
(II) Total votes cast were 1703.