3 years ago

A basketball and a pump cost $31. If the basketball costs 3 times as much as the pump how much does each item cost?

Mathematics

1 answer:

postnew [5]3 years ago

4 0

3 times 7.75 = 23.25 + 7.75 = 31.00
so the basketball is $23.25 and the pump is $7.75

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Charra [1.4K]

$\bf \begin{cases}
s=\textit{Asia's population}\\
a=\textit{Africa's population}\\
r=\textit{rest of the world}\\
----------\\
\boxed{s}=a+2\\
\boxed{r}=\frac{s}{2}+0.2
\end{cases}\implies 
\begin{array}{llll}
s+a+r=6.7\\\\
\boxed{a+2}+a+\boxed{\cfrac{s}{2}+0.2}=6.7\\\\
a+2+a+\cfrac{\boxed{a+2}}{2}+0.2=6.7
\end{array}$

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Lena [83]

Answer:

-2l -3

Step-by-step explanation:

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Maksim231197 [3]

Answer:

In what form?

These are both equivalent to 7%:

7/100

0.07

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