10 1/2 is the answer.
Steps:
Change the fraction to improper fractions.
Multiply
Reduce
Change to proper fraction
Steps(Another Way):
Change the fraction to improper fractions.
Reduce by crossing it(5 and 15 reduced to 1 and 3; 4 and 14 reduced to 2 and 7.)
Change answer to proper fraction.
Probability = amount of blue/ amount of all
Probability = 4/12
Probability = 1/3
Answer: 
Step-by-step explanation:
In order to calculate the total meters Jamal traveled during the practice, you need to make the conversions from kilometers to meters.
You need to remember that:

Therefore:


Finally, you can solve the following addition in order to get the total meters Jamal traveled during the practice. The sum is:

Answer:
2.5
Step-by-step explanation: