GMAT-Quantitative Aptitude
GMAT-Quantitative Aptitude
41. Find the area of the sector covered by the hour hand after it has moved through 3 hours and the length of the hour hand is 7cm.
- 77 sq.cm
- 38.5 sq.cm
- 35 sq.cm
- 70 sq.cm
42. Find the area of the triangle whose vertices are (-6, -2), (-4, -6), (-2, 5).
- 36
- 18
- 15
- 30
43. A stairway 10ft high is such that each step accounts for half a foot upward and one-foot forward. What distance will an ant travel if it starts from ground level to reach the top of the stairway?
- 30 ft
- 33 ft
- 10 ft
- 29 ft
44. Each interior angle of a regular polygon is 120 degrees greater than each exterior angle. How many sides are there in the polygon?
- 6
- 8
- 12
- 3
45. What is the area of the largest triangle that can be fitted into a rectangle of length 'l' units and width 'w' units?
- lw/3
- (2lw)/3
- (3lw)/4
- (lw)/2
46. Which of the following is inCorrect?
- An incentre is a point where the angle bisectors meet.
- The median of any side of a triangle bisects the side at right angle.
- The point at which the three altitudes of a triangle meet is the orthocentre
- The point at which the three perpendicular bisectors meet is the centre of the circumcircle.
47. A and B are two points with the co-ordinates (-2, 0) and (0, 5). What is the length of the diagonal AC if AB form one of the sides of the square ABCD?
- units
- units
- units
- units
48. What is the measure of the circum radius of a triangle whose sides are 9, 40 and 41?
- 6
- 4
- 24.5
- 20.5
49. If the sum of the interior angles of a regular polygon measures up to 1440 degrees, how many sides does the polygon have?
- 10 sides
- 8 sides
- 12 sides
- 9 sides
50. If ABC is a right angle triangle with angle A = 900 and 2s = a + b + c, where a > b > c where notations have their usual meanings, then which one of the following is Correct?
- (s - b) (s - c) > s (s - a)
- (s - a) (s - c) > s (s - b)
- (s - a) (s - b) < s (s - c)
- 4s (s - a) (s - b) (s - c) = bc