Meters and seconds.
Most short distance races involve meters and the timing is usually in seconds. She can use the information and convert it to miles per hour.
Answer:
3
Step-by-step explanation:
It has one because the 4 is the significant digit and the 0 doesn't count. However, if you had 40.0 , you would have three, because the 0 after the decimal point and the 4 count and the numbers between the significant digits also count.
Answer:
Your answer is 0.35
Step-by-step explanation:
This is correct, hope this helps (:
Answer:
The correct option is (B).
Step-by-step explanation:
We need to find the result of substituting for y in the bottom equation.
Equation (1) is :
Equation (2) is :
Put the value of y form equation (1) to equation (2) such that,
It can be seen from the above equation, that option (2) is same as above equation.
Hence, the correct option is (B).