A mixed number of the form 
can be turned into an improper fraction by using the fact that a mixed number is really het whole number plus its fraction part, so
Then do the usual procedure for adding fractions via common denominator.
For example, to convert the mixed number 
into an improper fraction, we have
To add 
, we need 
to have a denominator of 4, so we multiply the numerator and denominator by 4 to get
Therefore,
His average is 4.2 seconds. hope it helps
Answer:
1/2
Step-by-step explanation:
-6-4 / 3-(-2) = -2
-2(m2) = -1
m2= 1/2
Answer:
15
Step-by-step explanation:
There is 15. 5x3=15, and no others factors would work!
Answer:
8 - 8 = 0 , 8 * 5 / 4 = 10 , 8 * 4 - 8 = 24
Step-by-step explanation:
8 - 8 = 0
8 * 5 = 40 / 4 = 10
8 * 4 = 32 - 8 = 24
