Question:At what time between 9 and 10 o'clock will the hands of a watch be together ?
A 45 min.past 9
B 50 min.past 9
C `49 1/11` min.past 9
D `48 2/11` min.past 5
/59
+ Answer
C
+ ExplanationTo be together between 9 and 10 o'clock, the minute hand has to gain 45 min.spaces.
55 min.spaces gained in 60 min.
45 min.spaces are gained in` (60/55 xx 45)` min or `49 1/11`
:. The hands are together at` 49 1/11` min.past 9.