Answer:
2nd choice: The ball first bounced up to the height of 2 meters, and then falls 2 meters towards the ground
Step-by-step explanation:
0.25 or 1/4 as a fraction
Answer:
-0.8 is less than -0.3
Step-by-step explanation:
when dealing with decimals the closer it is to 1 the greater it is
For the first digit there are 7 choices. For the second digit there are 6 choices (because we can't use the same one again). And so on, until there is only one choice for the last digit.
The number of possible codes is this:
7*6*5*4*3*2*1 = 7! = 5040
