Answer:the fraction of the total parade vehicles that are motorcycles is 2/9
Step-by-step explanation:
Let x represent the total number of parade vehicles.
Two thirds of the parade vehicles were vintage vehicles. This means that the total number of vintage vehicles would be
2/3 × x = 2x/3
1⁄3 of the vintage vehicles were motorcycles. This means that the total number of motorcycles would be
1/3 × 2x/3 = 2x/9
Therefore, the fraction of the total parade vehicles that are motorcycles would be
2x/9/x = 2/9
Answer:
Step-by-step explanation:
how the prices at Payless compared to the prices
at Famous Footwear. At each store, they randomly
selected 30 pairs of shoes and recorded the price of
each pair. The table shows summary statistics for
the two samples of shoes.28
Store
Mean
SD
Famous Footwear
$45.66
$16.54
Payless
$21.39 $7.47
Do these data provide convincing evidence at the
0.05 significance level that shoes cost less
, on
average, at Payless than at Famous Footwear?
a =
Answer:
Step-by-step explanation:
It is expected the spinner to land on Red 1/5 times.
<u>If the spinner is spun 40 times, then it should land on Red:</u>
<u>And it should not land on red:</u>
- (1 - 1/5)*40 = 4/5*40 = 32 times
Correct choice is D
Answer:
Its 1,020
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Step-by-step explanation:
Answer is 512 cu.ft.
Volume of a cube is length x width x height
So 8 x 8 x 8 = 512