Answer
5 and 1360
Step-by-step explanation:
If you divide 20 by 4 it is 5
If you times 20 by 68 mins then it is 1360
Always divided the two numbers they give you to find the rate which is 5 and then you times 68 to 20 to get 1360
Hope this helps
The most effective in controlling the confounding variables is matched pairs design.
<h3>What is a matched pair design experiment?</h3>
A matched pairs design is when participants are matched based on shared characteristics that is of importance to the experiment. One member of the pair is put in the control group while the other is put in the experimental group.
Here are the options:
A completely randomized design experiment
A longitudinal observational study
A retrospective observational study
A matched-pair design experiment
To learn more about matched-pair design experiment, please check: brainly.com/question/23413412
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P'Q' is 4 cm
A'B' is 3 cm
M'N' is 6 cm
After the scale factor is applied to the line segments .
Hope I helped!
Answer:
63
Step-by-step explanation:
9*7=63
63/9=7
Answer:
i do not know
Step-by-step explanation: