To work out how much Luz earns, you simply have to follow 400/40=10, so
she earns $10/hour. We can therefore establish that if she works for 6
hours, she'll earn $60.
Answer:
68.54
Step-by-step explanation:
x=12
12*3.32=39.84
39.84+28.7=68.54
For #7,
2 3/8% < 2 1/2% < 2 2/3% < 2 4/5%
For #8,
<em>The answer is $80, here's how:</em>
$32 = 40%
100% = ?
(I don't really know a way better than this, sorry, even tho I am sure of the answer)
40% ÷ 2 = 20%
32 ÷ 2 = 16 <em>
20% = 16
</em>100% = 40% + 40% + 20%
<em>100% = 32 + 32 + 16
</em>100% = $80
<em>
</em>
How many twins, triplets, and quadruplets are surveyed in a school?