Question
The ratio of A and B present age is 7:3. The product of
their ages is 8400. What will be the ratio of their ages after 4 years?Solution
Let their present age be 7x and 3x respectively. Product of their ages = 21x² = 8400 => x² = 400 => x = 20 Present age of A = 7x = 140 years Present age of B = 3x = 60 years Ratio of their ages after 4 years = (140+4) : (60+4) = 144:64 = 9:4
What is the direction of flat of Z with respect to flat of P?
Who among the following lives on an even numbered floor?
Which of the following statements is true with respect to the given information?
Which of the following is/are not correct?
I. Rajat, Kapil and Arun work in Income Tax Department.
II. Both the Sales Tax officers work in...
Who among the following lives on Floor-2?
How many persons go between T and R?
Who among the following live on topmost floor?
Who among the following lives on Floor-2?
In which of the following car more than thee person sits?
Achillea was exhibited by which state?