At what time between 5.30 and 6 will the hands of a clock beat right angles?
Choose the correct choice from the following answers:	A) 43 5⁄11 min. past 5	B) 43 7⁄11 min. past 5	C) 40 min. past 5	D) 45 min. past 5	E) None of these
At 5 o’clock, the hands are 25 min. spaces apart.   To be at right angles and that too between 5.30 and 6, the minute hand has to gain   (25 + 15)= 
<gadget id="calculator">  (25 + 15)</gadget>
<output>40</output>
40 min. spaces   55 min.spaces are gained in 60 min.   40 min. spaces are gained in (60⁄55 × 40) min= 43 7⁄11 min.   ∴ Required time = 43 7⁄11 min. past 5   Answer 43 7⁄11 min. past 5
<result>B</result>
At what time between 5.30 and 6 will the hands of a clock beat right angles?