Question

Jenna categorized her spending for this month into four categories: Rent, Food, Fun, and Other. The percents she spent in each category are pictured here FoodRent 22% | 26% Fun 34% 5% Other If Jenna spent a total of $2400 this month, how much did she spend on Food?

Answer 1

$\mathbf{\mathit{Solution}}$

$=22\% \;of\;2400$

$=\left (\frac{22}{100} \right )*2400$

$jenna \;spent \;\${\color{Red} 528 }\;on \;food$

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$Number \;of \;performers\;who\; earned\; exactly \;1 \;stars=15\%\;of\;140$

$=\left ( \frac{15 }{100}\right )*140$

$=\${\color{Red} 21}$

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$\mathbf{from\;boxplot}$

$min=8$

$First\;quartile\;(Q_1)=10$

$Second\;quartile\;(Q_2)=12$

$Third\;quartile\;(Q_3)=14$

$max=15$

$5\;number\;summary$

${\color{Red}8 },{\color{Red} 10},{\color{Red}12 },{\color{Red} 14},{\color{Red} 15}$

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$2$

$2$

$6$

$7$

$2$

$3$

$average\;(mean)=\frac{\sum x}{n}=\frac{2+2+6+7+2+3}{6}=\frac{22}{6}={\color{Red} 3.6667}$

$Median:$

$arrange\; the\;number \;in\; ascending\;order$

$2,2,{\color{Blue} 2,3},6,7$

$median=\frac{2+3}{2}={\color{Red} 2.5}$

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$5$

$4$

$3$

$9$

$3$

$6$

$2$

$average\;(mean)=\frac{\sum x}{n}=\frac{5+4+3+9+3+6+2}{7}=\frac{32}{7}={\color{Red} 4.5714}$

$Median:$

$arrange\; the\;number \;in\; ascending\;order$

$2,3,3,{\color{blue} 4},5,6,9$

$median={\color{Red} 4}$