2. It takes the 1st hose 3.25 hours to fill the empty tank by itself while both hoses can fill it in 1.25 hours. How
long will it take the 2nd hose to fill the empty tank by
itself?

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.

$119.20

step-by-step explanation:

$372.50 - 60% off is $149. $149-20% off is $119.20

y-3=-3/2(x+4)

ur very much welcome

=

x=0.8898305 is the answer to that equation