Answer:
1) 75 minutes / 1hour 15minutes
Step-by-step explanation:
to get one question done takes (45 ÷ 12) minutes. then times by 20.
Answer
2) I'm not too sure, I got 208.3 reoccurring, but that doesn't seem right so sorry if it's wrong
Answer
3)168 girls
step-by-step explanation
364 ÷ (6+7) × 6
Construct the perpendicular bisector of ST
Answer:
7x+2z+16
Step-by-step explanation:
find like terms
7 9
add them
7+9=16
7x+2z+16
(3 - i) + (1 - 2i)
= 3 + 1 - i - 2i
= 4 - 3i
Answer:
w = 11
Step-by-step explanation:
<u>Step 1: Subtract 4 from both sides</u>
15 = w + 4
15 - 4 = w + 4 - 4
11 = w
Answer: w = 11