Answer:
1/12
Step-by-step explanation:
You are close but 1/27 includes people who did not study but still passed. If you want a singular value you should look at the value for the for only the people who studied even if they passed.
Answer: You take the 2 middle columns in this case the purple gray looking one and the brown one and add them together divide them by 2
Step-by-step explanation:
Answer:
-36
Step-by-step explanation:
plug in the letters for the numbers, then you get, -8 - 25 - 3. -8 - 25 is -33, then you subtract that to 3. so it should look like, -33 - 3. then simplified even more is -36.
Answer: x=2/75
Step-by-step explanation: explanation on photo math app