Math, asked by aswinrj, 1 month ago

4 clocks sound the alarm at 6, 8, 12, and 18 minutes, respectively. What time do the clocks, which started operating at 6 o'clock, sound the alarm together? (a) 7 hours (b) 7 hours 12 minutes. (C) 7 hours 22 minutes. (d) 8 hours 4 minutes​

Answers

Answered by saladistv
1

Answer:

(b) 7 hrs 12 min

Step-by-step explanation:

Given timings are 6, 8, 12, 18

L.C.M = 72 min

72 min = 1 hr 12 min

6 o clock they started

so 6 + 1 hr 12 min = 7 hr 12 min

Answered by js9973331
1

Step-by-step explanation:

correct answer is option no. b

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