3 years ago

Help I’m being timed!!

Mathematics

2 answers:

sergiy2304 [10]3 years ago

7 0

Answer:

true I think. I rember some, sorry if its wrong

jok3333 [9.3K]3 years ago

6 0

Trueeeeeeeeeeeeeeeeeeee

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snow_lady [41]

Answer:

$6\frac{3}{4}\ ft$

Step-by-step explanation:

we know that

To find out how long is Ms.Smith’s bulletin board, multiply Mrs . Porcelli’s bulletin board by 3

$2\frac{1}{4}(3)$

but first convert mixed number to an improper fraction

$2\frac{1}{4}\ ft=2+\frac{1}{4}=\frac{9}{4}\ ft$

substitute

$\frac{9}{4}(3)=\frac{27}{4}\ ft$

convert to mixed number

$\frac{27}{4}\ ft=\frac{24}{4}+\frac{3}{4}=6\frac{3}{4}\ ft$

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