2 years ago

I’m struggling with #10, please help!? :(

Mathematics

1 answer:

Tpy6a [65]2 years ago

6 0

Each number (i) is increased by 1 for the next number and are cubed.

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Write as a fraction 56:120

Fudgin [204]

56:120 = 56/120 = 7/15

7 0

3 years ago

Read 2 more answers

Would the answer for 36 be $9.88 or $9.75?

ludmilkaskok [199]

total bill before any discounts $13.

she is a student, so she gets 20% off.

she brought an item of clothing, so she gets 5% off.

so she's really getting 20% + 5% off, namely 25% off her bill.

$\bf \begin{array}{|c|ll} \cline{1-1} \textit{a\% of b}\\ \cline{1-1} \\ \left( \cfrac{a}{100} \right)\cdot b \\\\ \cline{1-1} \end{array}~\hspace{5em}\stackrel{\textit{25\% of 13}}{\left( \cfrac{25}{100} \right)13\implies 3.25}~\hfill \stackrel{\textit{bill with all discounts}}{13-3.25\implies 9.75}$