1. Which of the following is the lightest metal ? (3) (A) Mercury (B) Silver (C) Lithium (D) Lead 2. The most important ore of Aluminium is– (1) (A) Bauxite (B) Calamine (C) Calcite (D) Galena 3. The element present…

1. A is 5 years younger than B. B is 3 times as old as C. If C was 10 years old 4 years back, the age of A after 6 years will be—  (C) (A)35 (B) 38 (C)43 (D)…

1. On selling an article for Rs. 270 there is a gain of 12.5%. What is its cost price? (1) (1) Rs. 240 (2) Rs. 220 (3) Rs. 210 (4) Rs. 250 2. The angles of a triangle are in the ratio…

1. What is sound? (1) (1) Energy (2) Heat (3) Magnet (4) Ray 2. The chief source of heat energy is (1) (1) Sun light (2) Biogas (3) Electricity (4) Natural gas 3. Bones of horses of Harappan civilization were found at (3)…

Directions (Q. Nos. 1-5) Read each of the following sentences carefully and find out which part of the sentence has an error.  If there is no error, your answer is (d). 1. He was well as you (a)/ are tired…

1 . The compound interest on Rs. 2500 at the rate of 6% p.a. after 2 years will be (1) (1) Rs. 309 (2) Rs. 318 (3) Rs. 320 (4) None of these 2. The ratio between the ages of…