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In-s [12.5K]
3 years ago
14

A computer went from 300$ dollars to 250$ dollars. What is the percentage of change? This

Mathematics
1 answer:
77julia77 [94]3 years ago
5 0

Answer:

Step-by-step explanation:

300 - 300(x/100) = 250

30000 - 300x = 25000

-300x = -5000

x = 16,66 %

Or

value of discount:

$300 - $250 = $50

x : 100 = 50 : 300 =

x = 5000 / 300 = 16,66%

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What is 2x - 4x = 1 as a fraction
OleMash [197]

Step-by-step explanation:

2x-4x=1

-2x=1

x=-1/2

<em>hope</em><em> </em><em>it</em><em> </em><em>helps</em><em> </em><em>you</em>

4 0
3 years ago
Read 2 more answers
A bank offers two different types of interest on saving accounts
goldenfox [79]

Answer:

(a) The closet to the simple interest eaened in 5 years is $275.00.

(b) The closet to the compound interest earned in 5 years is $276.28.

Step-by-step explanation:

These can be determine as follows:

(a) Simple Interest

The interest earned and be determined using the simple interest formula as follows:

Simple interest = P * R * T ....................... (1)

Where;

P = Principal = $1,000

R = interest rate = 5.5%

T = term = 5

Substituting the values into equation (1), we have:

Simple interest = $1,000 * 5.5% * 5 = $275.00

(b) Compound Interest

The interest earned and be determined using the compound interest formula as follows:

Compound interest = P(1 + R)^T - P ....................... (2)

Where;

P = Principal = $1,000

R = interest rate = 5%, or 0.05

T = term = 5

Substituting the values into equation (2), we have:

Compound interest = $1,000(1 + 0.05)^5 - $1,000 = ($1,000 * 1.05^5) - $1,000 = ($1,000 * 1.2762815625) - $1,000 =$1,276.28 - $1,000 = $276.28

4 0
3 years ago
Read 2 more answers
In a collection of coins consisting of only quarters and nickels, the total value is $1.80 and there are four times as many nick
Bond [772]
There are a total of 4 quarters and 16 nickels.
6 0
3 years ago
Natalie needs to save $479.58 for a vacation. She saved $149.88, and earns $7.85 an hour working at the grocery store. How many
SashulF [63]

Answer:

42 hours

Step-by-step explanation:

Natalie needs to save a total of $479.58

She already saved $149.98

The amount left to save is

= 479.58-149.98

= 329.7

If she earns 7.85 dollars working per hour then the number of hours she can work to get $329.7 can be calculated as follows

= 329.7 / 7.85

= 42

Hence Natalie will work for 42 hours to meet her goals

6 0
3 years ago
Two blueberry farms are similar in shape. The ratio of the side lengths of the farms is 4:5, and the smaller farm has a perimete
tatuchka [14]

Answer:

$337.5

Step-by-step explanation:

4:5=360:x        360/4=90     90+360=450 check 360/450=0.8 and 4/5=0.8

4:5=360:450

larger farm perimeter is 450 yards so dig a trench 0.75 per yard

so 450 * 0.75 = $337.5

Hope this helps! :)

3 0
3 years ago
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