<span>
No, it is not correct.</span>
<span> </span>To compare this answer, do this<span>.</span>
<span>
is Jayne's 0.45 in fraction form.</span>
<span /><span>If you simplify it you get 
</span>
<span><span>
≠<span>
</span></span></span>
V1=30km/hr
v2=20km/hr
v=2v1v2/(v1+v2)
=2*30*20/(30+20)
=24km/hr
Q17:
one week = $560
52 weeks = 560 x 52 = $29120
Q18:
one year = $28500
52 weeks = 28500
1 week = 28500 ÷ 52 = $548
Q19:
5% of $300000 = 0.05 x 300000 = $15000
$15000 + $12000 = $27000
Answer:
c
Step-by-step explanation:
the highest exponent is 3 so the leading coefficient is -3
