Answer:
a) $420 b) $399
Step-by-step explanation:
a) $600 = 100%
$60 = 10%
$60 times 3 gives 30% = $180
$600 - $180 = $420
b) $420 = 100%
$42 = 10%
$21 = 5%
this means, they profitted by $21.
so $420 - $21 = $399
therefore, $399 is the cost price
Answer:
3 1/2 meters
Step-by-step explanation:
A = LW
9 5/8 = L x 2 3/4
L = 9 5/8 / 2 3/4 = 77/8 / 11/4 = 77 x 4 / 8 x 11 = 7/2 = 3 1/2
t/30 + t/20 = 1
12 minutes
Step-by-step explanation:
just did the instruction on edgenuity
Pretty sure it’s B but I don’t rlly know