At 6′o a clock ticks 6 times. The time between first and last ticks is 40 seconds. How long does it tick at 12′o clock	Choices
A) 47	B) 88	C) 28	D) 66	E) 11

Rationale: "explanation : for ticking 6 times , there are 5 intervals . each interval has time duration of 40 / 5 = 8 secs at 12 o ' clock , there are 11 intervals , so total time for 11 intervals = 11 × 8 = 88 secs . answer : b"
Answer: B