Question
The current age ratio of Q to P
is 5:3. If Q is 8 years older than P, determine the ratio of their ages after 8 years.Solution
ATQ, Let the present ages of 'Q' and 'P' be 5x years and 3x years respectively According to the question, 5x – 3x = 8 Or, x = 4 years Required ratio = (5x + 8)/(3x + 8) = 7:5
612, 487,?, 396, 388, 387
Find the missing number in the given number series.
1, 2, 6, 24, 120, ?What will come in place of the question mark (?) in the following series?
36, 85, ?, 230, 330, 451
Find the missing term in the series:
2, 5, 11, 23, 47, ?
What will come in place of the question mark (?) in the following series?
400, 841, 1202, ?, 1716, 1885
44   45    41   50    ?      59    23
...221, 100, 0, -81, ?
...900 Â Â Â 90Â Â Â 18Â Â Â ? Â Â Â Â 2.16Â Â Â Â 1.08
16, 20, 11, 27, ?, 38
37, 57, 82, ?, 147, 187