• By SUBHASH
• 16 Sep 2021

1. To divide a line segment AB in the ratio 5:7, first a ray AX is drawn so that ∠BAX is an acute angle and then at equal distances points are marked on the ray AX such that the minimum number

• By SUBHASH
• 16 Sep 2021

1. If angle between two radii of a circle is 130º, then the angle between the tangents at the ends of the radii is:  (A) 90º (B) 50º (C) 70º (D) 40º Answer: (B) Explanation: If the angle between two radii of a

• By SUBHASH
• 16 Sep 2021

1.If the length of the shadow of a tower is increasing, then the angle of elevation of the sun (A) is also increasing                       (B) is decreasing (C) remains unaffected (D) Don’t have any relation with length of shadow Answer: (B)

• By SUBHASH
• 16 Sep 2021

1. (sin30° + cos30°) – (sin 60° + cos60°) (A) – 1 (B) 0 (C) 1 (D) 2 Answer: (B) Explanation: According to question 2. Value of tan30°/cot60° is: (A) 1/√2 (B) 1/√3  (C) √3 (D) 1 Answer: (D) Explanation: 3. sec2θ – 1 = ?

• By SUBHASH
• 16 Sep 2021

1. In an AP, if d = –4, n = 7, an = 4, then a is (A) 6                                                    (B) 7 (C) 20                                                  (D) 28 Answer:  (D) Explanation: For an A.P an = a + (n – 1)d 4 = a +

• By SUBHASH
• 16 Sep 2021

The roots of quadratic equation 5x2 – 4x + 5 = 0 are (A) Real & Equal                                                (B) Real & Unequal (C) Not real                                                         (D) Non-real and equal Answer:  (C) Explanation: To find the nature, let us calculate b2 – 4ac

• By SUBHASH
• 16 Sep 2021

1. Graphically, the pair of equations 6x – 3y + 10 = 0 2x – y + 9 = 0 Represents two lines which are: (A) Intersecting at exactly one point.            (B) Intersecting at exactly two points. (C) Coincident.                                               (D)

• By SUBHASH
• 16 Sep 2021

1. The zeroes of the quadratic polynomial x2 + 99x + 127are (A) both positive                                             (B) both negative (C) one positive and one negative                  (D) both equal Answer: (B) 2. If the zeroes of the quadratic polynomial x2 + bx + c

• By SUBHASH
• 16 Sep 2021

1. O is the point of intersection of two equal chords ABand CD such that OB = OD, then triangles OAC and ODB are (A) Equilateral but not similar (B) Isosceles but not similar (C) Equilateral and similar (D) Isosceles and

• By SUBHASH
• 16 Sep 2021

1. If the distance between the points (2, –2) and (–1, x) is 5, one of the values of x is (A) –2 (B) 2 (C) –1                                                  (D) 1 Answer: (B) Explanation: According to question 2. The mid-point of the line segment joining the