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Blababa [14]
3 years ago
12

Find the simplified form of the expression. Give your answer in scientific notation.

Mathematics
1 answer:
cricket20 [7]3 years ago
6 0
(450x(-450x I think
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A ride-sharing company claims that the cost of rides follows a Normal distribution with a mean of $10.52. After
Svetlanka [38]

Answer:

$5.20

Step-by-step explanation:

According to the Z-Score chart, the 85th percentile has a z-score of 1.04 and if you put that in the z-score equation (15.93-10.52)/x=1.04. Solve for x and you get $5.20.

4 0
3 years ago
The school cafeteria buys bottles of water for $0.75 each and sells them for $1.05 each. By what percentage does the cafeteria m
ehidna [41]

Answer:

40

Step-by-step explanation:

Cost of the bottles of water = $0.75

Sales of the bottle= $1.05

markup Price= [(Sales of the bottle)-(Cost of the bottles of water)]/Cost of the bottles of water

= ($1.05- $0.75)/$0.75

= $0.30/$0.75

=0.40×100%

40%

=

7 0
3 years ago
Plz help. I need number 6 and 7
Naily [24]
6 is at least 20 and i can't read 7.... but hope this helps any ^-^

3 0
3 years ago
WILL GIVE BRAINLIEST
tankabanditka [31]

Answer:

2

Step-by-step explanation:

It said it was 2 in edg. Have a great day.

3 0
3 years ago
Can some one give me a helping hand
kati45 [8]
There is one negative number. Do you think the answer is a negative, out of the answer choices they gave you? it could be a positive. I DON'T know the answer. This is just a tip for you
5 0
3 years ago
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