Question
A mobile plan costs Rs.32 for 6 minutes. What is the
approximate cost, rupees, for 4 minutes?Solution
Rs 32 for 6 minutes 1 minute = 32/6 So, 4 minutes = 32/6 x 4 = 21.33
A body is said to be in equilibrium when:
Which polymer is used in the production of bullet-proof materials?
Which one among the following statements is not true for Mammals?
Which of the following is a chemical change?
Which vitamin is also known as Vitamin-B2?
If the root mean square speed of gas molecules is doubled, the absolute temperature of the gas:
Which vitamin helps in improving night vision?
Which vitamin is essential for RBC formation?
Which of the following statements for the given chemical reaction is true?
Fe₂ O₃ + 2Al → Al₂ O₃  + 2Fe
The force which opposes the relative motion between different layers of liquid or gases is called –