Jayne says that 0.45 is equal to 4/10. Is she correct? Explain.

2 answers:

7 0

$0.45 = \dfrac{45}{100}$

$\dfrac{4}{10} = \dfrac{4 \times 10}{10 \times 10} = \dfrac{40}{100}$

$\dfrac{45}{100} \neq \dfrac{40}{100}$

They are not the equal.

yKpoI14uk [10]2 years ago

4 0

No, 4/10 is equal to 0.40 and not 0.45 since 4/10 goes in tens.

You might be interested in

If you need $8000 to travel to Europe after you graduate in 4 year. How much would your monthly deposits need to be if your acco

lina2011 [118]

$\bf \qquad \qquad \textit{Future Value of an ordinary annuity}\\
\left. \qquad \qquad \right.(\textit{payments at the end of the period})
\\\\
A=pymnt\left[ \cfrac{\left( 1+\frac{r}{n} \right)^{nt}-1}{\frac{r}{n}} \right]$

$\bf \qquad 
\begin{cases}
A=
\begin{array}{llll}
\textit{accumulated amount}\\
\end{array}\to &
\begin{array}{llll}
8000
\end{array}\\
pymnt=\textit{periodic payments}\\
r=rate\to 5\%\to \frac{5}{100}\to &0.05\\
n=
\begin{array}{llll}
\textit{times it compounds per year}\\
\textit{monthly, thus twelve}
\end{array}\to &12\\
t=years\to &4
\end{cases}$

$\bf 8000=pymnt\left[ \cfrac{\left( 1+\frac{0.05}{12} \right)^{12\cdot 4}-1}{\frac{0.05}{12}} \right]
\\\\\\
\cfrac{8000}{\left[ \frac{\left( 1+\frac{0.05}{12} \right)^{12\cdot 4}-1}{\frac{0.05}{12}} \right]}=pymnt\implies \cfrac{8000}{\frac{\left( \frac{241}{240} \right)^{48}-1}{\frac{1}{240}}}=pymnt
\\\\\\
\cfrac{8000}{53.0148852}\approx pymnt\implies 150.9010152318\approx pymnt$

6 0

3 years ago

Please help ASAP<br><br><br>Simplify <img src="https://tex.z-dn.net/?f=%5Csqrt%7B.64x%5E2%7D" id="TexFormula1" title="\sqrt{.64x

Brilliant_brown [7]

Answer: 4/5x

Explanation: simply the expression, then convert it and calculate your answer.

3 0

2 years ago

Graph the line that represents this equation<br> Y=-5x+2

defon

Answer:

i cant answer this in brainly because of lack of display but if you plug in y=5x+2 into mathaway it will show you on a graph

Step-by-step explanation:

5 0

3 years ago

If you are in a great deal of debt but want to save for an emergency fund, you should

stepladder [879]

You should do the second one first

5 0

3 years ago

Read 2 more answers

Pls help ASAP ‼️ will give brainliest

Tcecarenko [31]

Answer:

356.53

Step-by-step explanation:

Calculate the semicircle and square areas separately. For the semicircle, A = πr²/2, so 100.53

And for the square, A = a², so 256

Hope this helps

8 0

3 years ago