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Semmy [17]
3 years ago
7

At a hardware store, a tool set normally costs $80. During a sale this week, the tool set costs $12 less than usual. What percen

tage of the usual price is the savings? Set up the percentage number sentence based on the problem then find answer:
Mathematics
1 answer:
Hoochie [10]3 years ago
8 0

,  15\%  of the usual price is the savings .

<u>Step-by-step explanation:</u>

Here we have , At a hardware store, a tool set normally costs $80. During a sale this week, the tool set costs $12 less than usual. We need to find What percentage of the usual price is the savings . Let's find out:

Initially we have cost as $80 , in sale it is $12 less i.e.

⇒ 80-12

⇒ 68

So , percentage of the usual price is the savings :

⇒ \frac{80-68}{80}(100)

⇒ \frac{12}{80}(100)

⇒ \frac{3(4)}{20(4)}(100)

⇒ \frac{3}{20}(100)

⇒ 3(5)

⇒ 15\%

Therefore ,  15\%  of the usual price is the savings .

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2 years ago
The National Academies of Sciences Engineering, and Medicine
snow_tiger [21]

<em>Greetings from Brasil...</em>

According to the annex, we note that

1 qt = 1 quart = 0.95L

To solve this problem, just apply some rules of 3.....

1st - how many qt's are in 15.5 cups

  qt                 cup

   1   ----------     4

   X  ----------   15.5

4 · X = 1 · 15.5

4X = 15.5

X = 15.5 ÷ 4

X = 3.875qt

Last rule of 3 to know how many liters there are in 3.875qt:

  qt                       litres

   1         ----------    0.95

3.875    ----------      Y

1 · Y = 0.95 · 3.875

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In a day a young man should drink 3.68L of water

6 0
3 years ago
SALARY In a recent year, the median salary for an engineer in the United States was $55,000 and the median salary for a computer
dalvyx [7]

Given :

Median salary of engineer , E = $55,000 .

Median salary of computer engineer , C = $52,000 .

To Find :

The total cost for a business to employ two engineers and three programmers for 1 year .

Solution :

Now , cost of paying two engineers .

C_e=\$2\times 55000\\\\C_e=\$110000

Also , cost of paying three programmers .

C_p=3\times 52000\\\\C_p=\$156000

Therefore , total cost for 1 year is \$(110000+156000)=\$266000 .

Hence , this is the required solution .

5 0
3 years ago
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viktelen [127]

Answer:

x = 7

Step-by-step explanation:

Given 2 intersecting chords, then

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2 years ago
Sony brother is 8 year older than four fifth her age. if her brothers age is 32 years what is sony
madam [21]

Answer:

I would say Sony's age is 33 because 4/5 of 32 is about 25 then 25+8=33

Hope I helped :)

3 0
2 years ago
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