Answer:
I can barely see the bottom but I can make out what it is. LEt's also get this clear, I'm only helping because of the profile picture XD
Step-by-step explanation:
20 male
20 female
The answer is "D", 50%.
First one. You can tell because it is linear. If you still do not understand watch a video on it.
I would try using a table. It might work better.
Answer:
77
Step-by-step explanation:
to start off the "difference" is the way to say total in subtraction
you would have to subtract 87 and 10 to find the difference
87 - 10 = 77
77 is the difference between their times