Answer:
$1500 income every 2 weeks, I think.
Step-by-step explanation:
42*3/6 is equal to 42*1/2, or 21.
I am also not sure, because I also asked this question.
"Increased crop yields" is the one change in today's world among the choices given in the question that <span>is a product of advances in biology. The correct option among all the options that are given in the question is the first option. I hope that this is the answer that has come to your desired help.</span>

Hey mate,
Attachment 3 is a right angle because a right angle makes a straight line ( 90 degree angle)
that's why it's a right angle
<h3>plz mark me as brainliest </h3>