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Find three consecutive even numbers whose sum is 234.

Solution: Let x-2, x, x+2 be the numbers. Sum = 3x = 234 => x = 234/3 = 78 x-2 = 76 x+2 = 80 Hence, 76, 78 and 80 are the three... View Article

The first newspaper published in India was

(A) The Bengal (B) The Bengal Gazette (C) The Hindu (D) The Indian Mirror Solution: The first newspaper published in India was the Bengal... View Article

Masculine of landlady

Answer: Landlord is the masculine gender of landlady.... View Article

Solve by using elimination method 3x + 4y = 10 and 2x – 2y = 2

Answer: Given 3x + 4y = 10…(i) 2x - 2y = 2 …(ii) Multiply (ii) by 2 => 4x - 4y = 4 …(iii) Add (i) and (iii) 7x = 14... View Article

The upper chambers of the heart are called

(A) Auricles (B) Ventricles (C) Spiracles (D) Tentacles Solution: The upper chambers of the heart are called auricles. The human heart is... View Article

Name the Major continents of the Earth

Answer: The continents are Asia, Africa, North America, South America, Antarctica, Europe, and Australia.... View Article

Draw Venn diagram of A union (B intersection C)

Solution: A Venn diagram is a widely used diagram style that shows the logical relation between sets, popularized by John Venn. We have to... View Article

Why non-metals do not conduct electricity?

(A) They have enough free electrons (B) They do not have free electrons (C) They have weak force of interaction (D) None of the above... View Article

The bond order of O₂ is

(a) 1 (b) 2 (c) 1.5 (d) 3 Answer: Bond order is defined as half the difference between the number of electrons in bonding molecular orbital... View Article

Tally marks are used to find

(a) Class interval (b) range (c) upper limit (d) Frequency Solution: Tally marks are used to find frequency. Hence option d is the answer.... View Article

Show that diagonals of a rectangle are equal.

Solution: Let ABCD be a rectangle. AC and BD are the diagonals. Consider ΔABC and ΔABD AB = AB (common side) ∠A = ∠B = 900 AD = BC... View Article

What is the function of the iris in the human eye?

(A) Iris restricts the light to pass through the eye over to the retina. (B) Iris provides protection to the eye from microorganisms. (C) Iris... View Article

Mend your shoes. (begin with get)

Answer: Get your shoes mended.... View Article

Solve following equation x² + x – 2 = 0

Solution: Given x2 + x - 2 = 0 => (x - 1) (x + 2) = 0 => x - 1 = 0 , x + 2 = 0 => x = 1 , x = -2 Hence the roots of the equation... View Article

A book of maps is called a

(a) dictionary (b) encyclopedia (c) atlas (d) world book Solution: A book of maps is called an atlas. Hence option c is the answer.... View Article

A person who designs buildings is called

Answer: A person who designs buildings is called an architect.... View Article

Trypsin is related to the digestion of

(a) Carbohydrates (b) Proteins (c) Fats (d) None of the above Answer: Trypsin is related to the digestion of proteins. It catalyzes the... View Article

Verify the following:

(A) 18×[7+(-3)] = [18×7]+[18×(-3)] (B) (21)×[(-4)+(-6)] = [(-21)×(-4)]+[(-21)×(-6)] Answer: (A) LHS... View Article

Opposite gender of cow

Answer: Opposite gender of cow is bull.... View Article

What is the opposite gender of heiress?

Answer: The opposite gender of heiress is heir.... View Article

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