Answer:
Percent Error:: 12/36 = 33 1/3 %
Step-by-step explanation:
1) 75 minutes / 1hour 15minutes
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
3)168 girls
step-by-step explanation
364 ÷ (6+7) × 6
9(4x-3)
these are the answers to all systems
