2 years ago

BRAINLIESTT ASAP! PLEASE HELP ME :)

Mathematics

1 answer:

vfiekz [6]2 years ago

8 0

Answer:

Final answer is approx 6.644 years.

Step-by-step explanation:

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Iteru [2.4K]

$\bf \cfrac{45}{63}\implies \cfrac{9\cdot 5}{9\cdot 7}\implies \cfrac{9}{9}\cdot \cfrac{5}{7}\implies 1\cdot \cfrac{5}{7}\implies \cfrac{5}{7}$

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2 years ago

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tankabanditka [31]

Answer:

B. $cos^{-1} \bigg(\frac{4}{5}\bigg)$

Step-by-step explanation:

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2 years ago

Ribbon is only sold by the spool. A spool contains 25 yards of ribbon. Shannon needs 58 yards of ribbon to wrap all the presents

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Answer:

$\boxed{\text{3 spools}}$

Step-by-step explanation:

$\text{1 spool =25 yd}\\\text{Spools needed } = \text{58 yd} \times \dfrac{\text{1 spool}}{\text{25 yd}} = \text{2.32 spools}\\\\\text{However, Shannon can't buy part of a spool. She must $\textbf{round up}$ to the next integer.}\\\text{Shannon must buy $\boxed{\textbf{3 spools}}$ of ribbon}$