Answer:
5 Minutes and 56 Seconds
Explanation:
Manjit= 1 Minute and 32.4 Seconds
Pierre = 1 Minute and 26.7 Seconds
Safia = 1 Minute and 25.1 Seconds
Chen = 1 Minute and 31.8 Seconds
4 X 1 Minute = 4 Minutes
32.4 + 26.7 +25.1 +31.8 = 116 or 1 Minute and 56 Seconds
Therefore, the answer is 5 Minutes and 56 Seconds