Answer:
30
Step-by-step explanation:
60% of 30 students is 18 girls
I'm doing the same test... though my inputs are (-6,0) and (3, -4)
Answer:
4 [miles].
Step-by-step explanation:
1) the condition 'the entire trip took 5 hours' can be written as (where t_us - time spent upstream, t_ds - time spent downstream)

2) but the distance [D] upstream is equal the distance downstream, then the condition above can be written:

3) finally,

D=5*4/5=4 [miles].
Answer:
Step-by-step explanation:
<h3>C=π×d=3.142×160=502.72
</h3><h3>502.72/4=125.68cm
</h3><h3>Because we can make from the rectangle two squares and then we would have 4 squares in total.</h3><h3>That is for 2 marks.If you have got any ideas for the other two marks,I would love to hear from you.I am doing the same question.Also,I see you have done question 7.Would you mind to help me with it?</h3>