Answer:

Step-by-step explanation:
The diagram of the problem is drawn and attached.
Given that:



Also

Answer:
Miles per hour and
Kilometres per second.
Step-by-step explanation:
No there are two pints in a quart
The digit 4 is in the ten thousands place. Its value is 4 ten thousands, or 40,000. The digit 7 is in the tens place.
Each side is 13cm
the square root of 169 is 13