Advanced Mathematics Primary 3 Time

Nadia completed a swimming lap in 4 minutes 10 seconds. Ahmad took 2 minutes 45 seconds longer than Nadia to complete the same lap. How many seconds did Ahmad take?

A 55 seconds
B 295 seconds
C 375 seconds
D 415 seconds
Show Worked Solution

Worked Solution

Step 1: Find Ahmad's total time by adding Nadia's time and the extra time. 4 min 10 s + 2 min 45 s Step 2: Add the minutes and seconds separately. Minutes: 4 + 2 = 6 minutes Seconds: 10 + 45 = 55 seconds Ahmad's time = 6 minutes 55 seconds Step 3: Convert 6 minutes 55 seconds to seconds. 6 × 60 = 360 seconds 360 + 55 = 415 seconds Answer: Ahmad took 415 seconds.

Correct answer: 415 seconds

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