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LuckyWell [14K]
2 years ago
7

Work out(3^5-5^3+2) divided 4^2

Mathematics
1 answer:
professor190 [17]2 years ago
3 0

Given:

(3^5-5^3+2) divided by 4^2.

To find:

The simplified form of the given expression.

Solution:

We have, (3^5-5^3+2) divided by 4^2. Mathematically it can be written as:

\dfrac{3^5-5^3+2}{4^2}=\dfrac{243-125+2}{16}

\dfrac{3^5-5^3+2}{4^2}=\dfrac{120}{16}

\dfrac{3^5-5^3+2}{4^2}=\dfrac{15}{2}

\dfrac{3^5-5^3+2}{4^2}=7.5

Therefore, the simplified form of the given expression is 7.5.

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Arlecino [84]

Did you know how to solve this could you help me

7 0
3 years ago
Pieces of Mail. The number of pieces of mail
Zina [86]

Answer:

20.8%

Step-by-step explanation:

The number of the pieces of mail handled by the U.S postal service decreased from 212,000,000,000 to 168,000,000

Therefore the percentage decrease can be calculated as follows

= 212,000,000,000-168,000,000,000

= 44,000,000,000/212,000,000,000 × 100

= 0.2075 × 100

= 20.8 %

Hence the percentage decrease is 20.8%

5 0
2 years ago
Cami goes scuba diving. She descends 18 feet in 3 minutes. Which expressions represent the average rate at which Cami’s position
julsineya [31]

Answer:

6 ft/min

Step-by-step explanation:

Theres a neat trick to note; whenever you say per think of it as a fancy word for divide, because the label is always gonna be a/b (a per b)

Therefore,

the rate of feet per minute will be the feet divided by the minutes;

18 feet in 3 minutes = <u>18</u>/3 <u>ft</u>/min

Therefore the rate is 6 feet per minute.

<u>IF you need an explanation on what average rate implies:</u>

<em>Note; the word average is not prudent to answer as its extraneous, however if there was more data like "Cami descends 18 ft in 3 min and Nami descends 9 ft in 3 minutes; whats the average rate at which they descend" then you'd have to add the two rates up and divide by two.</em>

Hope this helps :)

7 0
3 years ago
What is the solution to the equation?<br><br> 9.1k = 63.7
Natalija [7]

Answer:

k = 7

Step-by-step explanation:

9.1k = 63.7

/9.1     /9.1

k = 7

Check your answer:

9.1k = 63.7

9.1 (7) = 63.7

63.7 = 63.7

This statement is true.

Hope this helps!

4 0
2 years ago
Read 2 more answers
Solve 5x3/4 as a mixed number, plz
lana [24]
Multiply straight across
5/1 * 3/4 = 15/4
now change it into a mixed number
3 3/4


4 0
3 years ago
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