In order to answer this, you must know how to read or tell time. I'm sure you do. The typical format of time is the 12-hour format. That is 12 hours in the morning and 12 hours in the afternoon. You just simply have to count from 10 in the morning, until you reach 2 in the afternoon. That would be 11, 12, 1 and 2. You passed 4 numbers in the clock. Therefore, her flight took 4 hours.
Y=2.5r+50
Y is the total points
2.5 is the rate
r is the amount of questions he got right 50 is the score he already earned
it is either 5 cm or its 4 cm
You can have flash cards. Put a number on them and give at least 10 people a number and to do that close your eyes and pick 10 people. Now shuffle your flash cards up. Oh, yeah, and you don't have you give them a number in person, like find a picture of smokers and non-smokers and tape a number on your computer on the spot of their shirt. So shuffle the cards and pick 5 of the numbers now you're done!