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Serga [27]
3 years ago
12

Can I have some help on these two math questions?

Mathematics
1 answer:
BigorU [14]3 years ago
8 0
8. 1,728 i did 12×18÷2=108×32=345÷2= 1,728
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R560 invested at 8% p.a. simple interest for 3 years​
alexdok [17]

Answer:

R 694.4

Explanation:

simple interest = \sf{\dfrac{PRT}{100} → \sf \dfrac{560*8*3}{100} → R 134.4

where p refers to principal, r refers to rate, t refers to time.

total money:

invested money + simple interest

R 134.4 + R 560 → R 694.4

4 0
2 years ago
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e-lub [12.9K]

7.8 x 10^7

I don’t know how to explain it but it’s right

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2 years ago
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The musical frequency of notes is decreasing between beat numbers ___ and ___
eduard
The complete question in the attached figure

we have that
between beats 2 and 3----------> (392-261.6)=130.4-------> increases
between beats 3 and 4----------> (392-392)=0-----> <span>it stays with the same value
</span>between beats 4 and 5----------> (444-392)=52--------> increases
between beats 5 and 6----------> (444-444)=0-----> it stays with the same value
between beats 6 and 7----------> (392-444)=-52-------> decreases

the answer is
between beats 6 and 7----------> (392-444)=-52-------> decreases

7 0
3 years ago
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Step-by-step explanation:

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Finding a percentage of a total amount: Real-world situations
Alekssandra [29.7K]

Answer: 34.3 megabytes

Step-by-step explanation:

To find how many megabytes have been downloaded you must multiply 13.3% by 258. 13.3% can be written as the decimal 0.133

Now let's multiply

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Rounded to the nearest tenth that is 34.3

6 0
11 months ago
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