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Q 2227734681.     If the display of a restaurant “COBE SIZZLERS RESTURANT” glows as described below. When the power is turned on all the 3 words light up and remains lighted for three Seconds. After that the 1st word goes off for `7 (5/6)`sec , the 2nd word for ` 1 (1/3)` sec, and 3rd word for ` 3 (2/3)` sec.
Each word follows its respective patter of lighting up for 3 sec and going off for its respective duration. How many seconds after the Display is switched on will the entire board remain lighted for 3 sec for the 2nd time?
IBPS-PO 2017 Mock Mains
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)