2:40The traffic lights at three different circles change after 4 seconds, 25 seconds, 48 seconds. If they all change simultaneously at 2:20 am, then they will again change simultaneously at
(a) 2.30 a.m.
(b) 2.40 a.m.
(c) 2.50 a.m.
(d) 3.00 a.m.
The traffic lights at three different circles change after 4 seconds, 25 seconds, 48 seconds. If they all change simultaneously at 2:20 am, then they will again change simultaneously at (a) 2.30 a.m. (b) 2.40 a.m. (c) 2.50 a.m. (d) 3.00 a.m.
The traffic lights at three different circles change after 4 seconds, 25 seconds, 48 seconds. If they all change simultaneously at 2:20 am, then they will again change simultaneously at (a) 2.30 a.m. (b) 2.40 a.m. (c) 2.50 a.m. (d) 3.00 a.m.
LCM Of 4,25,48 is 1200. i.e, after 1200 seconds (20 minutes) they will change simultaneously.The traffic lights at three different circles change after 4 seconds, 25 seconds, 48 seconds. If they all change simultaneously at 2:20 am, then they will again change simultaneously at
(a) 2.30 a.m.
(b) 2.40 a.m.
(c) 2.50 a.m.
(d) 3.00 a.m.
At 2:40amThe traffic lights at three different circles change after 4 seconds, 25 seconds, 48 seconds. If they all change simultaneously at 2:20 am, then they will again change simultaneously at
(a) 2.30 a.m.
(b) 2.40 a.m.
(c) 2.50 a.m.
(d) 3.00 a.m.