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polet [3.4K]
3 years ago
14

I need help on these questions please?

Mathematics
1 answer:
nadezda [96]3 years ago
8 0

Answer:

a)

x/25 = 7/2 --> x = 25 * 7/2 = 87.5 miles

b)

x = 45/75 = 0.6 = 60%

c)

x = 1/(1/24 + 1/30) = 13 1/3 minutes

d)

x/2 + x/6 = 12 --> x = 18

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I need help plz percent equations blank % of 9,000 = 6,750
Nata [24]

Answer:

6750:9000*100 =

(6750*100):9000 =

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Now we have: 6750 is what percent of 9000 = 75

Question: 6750 is what percent of 9000?

Percentage solution with steps:

Step 1: We make the assumption that 9000 is 100% since it is our output value.

Step-by-step explanation:

6750:9000*100 =

(6750*100):9000 =

675000:9000 = 75

Now we have: 6750 is what percent of 9000 = 75

Question: 6750 is what percent of 9000?

Percentage solution with steps:

Step 1: We make the assumption that 9000 is 100% since it is our output value.

7 0
3 years ago
An item on sale costs %25 of the original price. The original price was $95
lapo4ka [179]
Sale Price = $71.25 (answer). This means the cost of the item to you is $71.25. You will pay $71.25 for a item with original price of $95 when discounted 25%. In this example, if you buy an item at $95 with 25% discount, you will pay 95 - 23.75 = 71.25 dollars.
7 0
3 years ago
Read 2 more answers
10 less than 5 times a number k
Montano1993 [528]

Answer:5k-10

Step-by-step explanation:

5k-10

3 0
3 years ago
There were 55 questions on your chemistry exam , your score was a 94.5 %. how many questions did
pav-90 [236]

Answer:

You got about 52 (~51.975) questions right on your chemistry exam

You got a 93.1% on your biology exam

Step-by-step explanation:

55 multiplied by 0.945 gives you about 52

And for the second part just divide 54/58 to get the percentage

6 0
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What fraction is equivalent 4/4
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Answer:

the answer is one

Step-by-step explanation:

1.......

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