3 years ago

Adding fractions with uncommon denominators

2 answers:

6 0

find the least common denominator then change fractions to have the same denominator, add them together and then reduce the fraction if possible

aev [14]3 years ago

3 0

Well what is the question you just told us a subject in school

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Two bird watchers position themselves at point A (the beach) and point C (the shed) which are 111 feet apart. The both spot a ra

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Answer:120 ft

Step-by-step explanation:

Given

Beach(A) and Shed (C) is $111$ feet apart

If Two bird watchers set then at A and C and observe a bird at $94^{\circ}$ and $46^{\circ}$

Using Trigonometric relation

$\tan 86=\frac{h}{x}---1$

$\tan 46=\frac{h}{111+x}---2$

from 1 and 2

$x\tan 86=(111+x)\tan 46$

$x=8.66\ ft\approx 9\ ft$

Therefore bird is $120\ ft$ from point C

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3 years ago

A quality assurance specialist makes $22 an hour for the first 40 hours she works during a week and $29 an hour for each hour wo

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Answer:

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Step-by-step explanation:

this is a tricky one here

40x X 22= $880

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3 years ago

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Nataliya [291]

Answer:

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Step-by-step explanation:

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3 years ago

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Jane will save more than Mariah.

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3 years ago

290 is 10 times as much as?

katrin2010 [14]

I'm pretty sure it's 29 . . . A way to remember is that when you multiply a number by ten, add a zero. For example, 34 x 10 is 340. Just add the zero!

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4 years ago