So yuo simplyfly
15:20=3:4
6:8=3:4
8:12=2:3
9:12=3:4
so your answer is not c
The answer is B) 7 because 7*2 =14. 14+5=19
Answer:
Base Fee = $7
Extra charges = $7
Step-by-step explanation:
Represent the base charge with x and the additiional charges with y.
For the 5 hours job, we have:

For the 3 hour job

Solving for x and y;


Subtract the second equation from the first


Solve for y


Substitute 7 for y n the first equation





Answer:
Throughout the clarification section elsewhere here, the definition of the concern is discussed.
Step-by-step explanation:
- This seems to be an experimental analysis where the students were purposely administered an assessment and treatment of someone using notecards towards examine a potential improvement in the answer or calculated indicator that is average scores.
- Overall test scores are the answer component.
- Through the use of notecards seems to be the explanatory component. The vector degree is 'Used' either 'Not Used.'
- The participants offering the test seem to be the experimental groups.
Answer:
this week... 1/2
Step-by-step explanation:
so 2.25> 1.75
and if you subtract (you can use a calculator) 1.75 from 2.25, that's .5 which is 1/2