Bryan completed a 100-meter race in 11.74 seconds. Luis completed the same race in 11.69 seconds. What was the difference between their times, expressed as a fraction of a second?

of a second

Step-by-step explanation:

We can convert each time into fractions.

11.74 is the same thing as

and 11.69 is the same thing as .

We know that 11 - 11 = 0, so we can focus on the fractions for now.

Let's subtract from .

.

We can now simplify by dividing both the numerator and denominator by 5.

.

Hope this helped!

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation: