Question
'P' and 'Q' have present ages in
the ratio of 4:5. If Q’s current age is increased by 20%, the gap between their ages becomes 14 years. Find Q’s present age.Solution
ATQ, Let the present age of P and Q 4p and 5p respectively According to question, 6/5 × 5p – 4p =14 2p = 14 p = 7 Present age of Q = 5p = 5 × 7 = 35 years
What is the nature of the pH of milk?
When chlorination of dry slaked lime takes place, _________ will form as the main product.
What is the simplest hydrocarbon?
Which of the following statement regarding Rutherford nuclear model is NOT correct?
Which of the following is an example of a colloidal solution?
If water smells bad, then that odor can be removed by adding:
Magnesium has atomic number as 12. Find out its valiancy.
Which of the following elements is a member of the actinoid series?
Which law governs the behavior of ideal gases?
Acid rain is caused due to pollution of the atmosphere by: