A man is four times as old as his son. The difference bet...
A man is four times as old as his son. The difference between their ages is 36 years Find the sum of their ages
45 years
48 years
60 years
74 years
Correct answer is C
Let the sons age be x. The father is 4x ∴ 4x - x = 36; 3x = 36; x = 12 The son is 12 years and the father is 12 x 4 = 48. The sum of their ages (12 + 48) years = 60years
In the fiqure where PQRTU is a circle, ISTI = IRSI and angle TSR = 52o. Find the angle marked m...
The probabilities that John and James pass an examination are 34and \(\frac {3}{5...
Which of the following lines is not parallel to the line 3y + 2x + 7 = 0? ...
Calculate the volume of the regular three dimensional figure drawn above, where < ABC = 90° (...
The mean of the numbers 15, 21, 17, 26, 18, and 29 is 21. Calculate the standard deviation ...