Robert is making 5 batches of lemonade. each batch requires 2 1\3 quarts of water.
how much water will robert need?
express your answer in simplest form.
a.10 1\3
quarts
b.10 2\3
quarts
c.11 1\3
quarts
d.11 2\3
quarts

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.

here is a big fat