Solution: Let r be the radius of the circle. Given r = 5.6 Perimeter of sector = 27.2 m Perimeter of sector = 2r + length of arc 27.2 = 2r +... View Article
(A) 11 (B) 10 (C) 12 (D) 16 Solution: If a number has more than 2 factors, then it is a composite number. 11 is a prime number since it has... View Article
(a) 2 (b) 3 (c) 4 (d) 1 Solution: The prime numbers between 50 and 60 are 53 and 59. Number of prime numbers between 50 and 60 = 2 Hence... View Article
(a) 6 min to empty (b) 6 min to fill (c) 9 min to empty (d) 9 min to fill Solution: Since pipe B is faster, the tank will be emptied. Work... View Article
(a) 1 (b) -1 (c) 0 (d) none of the above Solution: The reciprocal of a number is nothing but the multiplicative inverse of that number such... View Article
(a) 1:2:3 (b) 3:1:2 (c) 1:1:1 (d) 2:3:1 Solution: Let r be radius and h be the height of the cylinder, cone, and hemisphere. Given radius... View Article
(a) b = 4 cm, h = 3 cm (b) b = 5 cm, h = 3.2 cm (c) b = 3 cm, h = 4 cm (d) b = 3 cm, h = 2 cm Solution: We know the area of a triangle =... View Article
Solution: Estimated value of 458 to nearest hundred = 500 Estimated value of 324 to nearest hundred = 300 Estimated sum = 500 + 300 = 800... View Article
(A) -1 (B) 2 (C) 0 (D) 1 Solution: Given (x + 1)(x + 3)(x + 2)(x + 4) = 120 Substitute the values in the equation and check. (A) Put x =... View Article
(A) is; cooking (B) has; cooked (C) was; cooked (D) did; cooked Solution: My sister has already cooked the food. Hence option B is the answer.... View Article
(A) Good marks were seldom being obtained by those who worked hard. (B) Good marks are seldom obtained by those who worked hard. (C) Seldom had... View Article
(a) 1 (b) 3 (c) 7 (d) none of these Solution: From the fig, triangle BDC is a right angled triangle. Using Pythagoras theorem, DC2 = 122... View Article
