Describe the error in the below question (on the picture) Correct the solution using the correct steps

it's that im the end there was supposed to be a 0 and they didn't make the thing to get more numbers

it should be a and d. lmk if i'm wrong xd

54 kilometers per hour

step-by-step explanation:

according to rules:

1 km = 1000 meter

which means that 1 meter = 1/1000 km

1 hour = 3600 second [ as 1 hour = 60 min = 60 *60 seconds ]

which means that 1 second = 1/3600 hour

therefore, 1 kilometer/hour =

thus to convert 15 meter per second to kilometer per hour, we multiply 15 to 3.6 kilometer/hour.

15 meter/second=   which is the required answer.