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Yuki888 [10]
3 years ago
7

Write an expression that can be used to check the quotient of 646 ÷ 3

Mathematics
2 answers:
alexgriva [62]3 years ago
6 0
The expression that can be used to check this quotient which is 646/3 is
 x * 3 = 646.
Ipatiy [6.2K]3 years ago
5 0
646/3=x
To check it: x*3 should =646
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<u>Answer-</u>

He needs to put $10345 in the account today, in order to get 15000 in five years.

<u>Solution-</u>

We know that,

A=P(1+\frac{r}{n})^{nt}

Where,

A = future value of the investment with interest  = 15000

P = principal investment amount

r = annual interest rate (decimal)  = 7.5% = 0.075

n = number of times that interest is compounded per year  = 4

t = the number of years the money is invested = 5

Putting the values,

15000=P(1+\frac{0.075}{4})^{4 \times 5}

\Rightarrow P=\frac{15000}{(1+0.01875)^{20}} =\frac{15000}{1.01875^{20}} =\frac{15000}{1.45} =10344.8 \approx 10345

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Mark the number line to show 1/4. Label 0 and 1 on the number line
emmainna [20.7K]
0 -1/8 -1/4 -1/2 -1
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2 years ago
The Class Earned $3 A Day For One Week For Their School Trip. How Much Money Did They Have By The End Of The Week?
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2 years ago
Identify the volume of the composite figure rounded to the nearest tenth. HELP PLEASE!!
nirvana33 [79]

Answer:

V = 115.3 ft³

Step-by-step explanation:

The left part of the figure shows a cube of side length 4.2 ft.  The volume of a cube is V = s³, where s is the side length.  Hence, the volume of this particular cube is V = (4.2 ft)³ = 74.088.

The volume of a pyramid is V = (1/3)(base area)(height).

Here V = (1/3)(4.2 ft)²(7 ft) = 41.16 ft³.

Summing up the two distinct areas, we get V = 41.16 ft³ + 74.088 ft³, or

V = 115.3 ft³ after rounding up to the nearest tenth.

3 0
3 years ago
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