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4 years ago

Please help, I’ll mark you as brainliest!!!!!

Mathematics

1 answer:

sleet_krkn [62]4 years ago

5 0

Final price of the Shoes

= sticker price - 30%(sticker price) - 10 - 4

= 60 - 30%(60) - 10 - 4

= 60 - 30/100(60) - 10 - 4

= 60 - 18 - 10 - 4

= (60) + (-18 -10 -4)

= 60 - 32

= 28

Therefore the pair of shoes costs $28.00.

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If it starts out at -10 degrees, what will the temperature be if it rises 30 degrees?

Bond [772]

add 30 to -10:

-10 + 30 = 20

Answer is B.

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4 years ago

Which of the following terms correctly describes 4 : 1? A- Ratio B- Fraction C-Percent D- Factor

kvv77 [185]

Sabrehalrubeai,

In order to find the correct answer to this question we need to go over all of the options to see which one is the correct answer.

Ratio: $6 : 9$ <---- Your answer....
Fraction: $\frac{6}{9}$
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Therefore your answer is option A "ratio."

Hope this helps!

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3 years ago

Coffee company wants to make sure that their coffee is being served at the right temperature. If it is too hot, the customers co

andrey2020 [161]

Answer:

The average temperature of coffee in the sample, which is 70.2.

Step-by-step explanation:

The population is all the costumers. The company has determined that they want the average coffee temperature to be 65 degrees C. So, 65 degrees C is the average of the population.

The sample is the 20 orders. The mean $\mu$ of the sample is 70.2C(That is, the mean of the 20 orders0. So, the correct answer is:

The average temperature of coffee in the sample, which is 70.2.

3 0

3 years ago

Rachel's free throw average for basketball is 60%. She wants to predict how many times in the next 50 tries she will make a free

Gnoma [55]

If she shot her average she would make 30 out of 50 shots (AKA 60%)
She could use the index cards to record each shot, recording 5 results on each one of the 10 cards

I understand this answer is really late for you but I hope you can still use it or someone else can use it if they have the same assignment

5 0

4 years ago

Read 2 more answers

How many ml of 20 percent acid should be added to pure acid to make 70 ml of 30 percent acid?

Novay_Z [31]

Answer:

61.25%

Step-by-step explanation:

How many ml of 20 percent acid should be added to pure acid

to make 70 ml of 30 percent acid?

let x = amt of 20% mixture

then

(70-x) = amt of pure acid

0.20x + (70-x) =0 .30(70)

0.20x + 70 - x = 21

= 21 - 70

-0.8x =-49

x = 61.25%

x = +61.25 ml of 20% stuff

8 0

3 years ago