What is the greatest perfect square that is a factor of 150

6

Step-by-step explanation:

Check the perfect squares until you find one or get past half of the number (150).

4,9,16,25

25 is a perfect square

25*?=150

25*6=150

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i think it is

step-by-step explanation:

a formal letter is a letter the you would send to a king

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.