Question

1) A stopwatch is defective and shows a time of 55 seconds for every minute. If this stopwatch is used in an experiment and shows a time of 3 min and 40 sec. What time has actually elapsed.​

Answer 1

Answer:

Step-by-step explanation:

3min 40seconds =(60*3)+40=180+40=220 seconds

so, 220/55=4

4 is the answer

if you found this helpful pls mark me as the brainliest would be a big favor:)