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Anna35 [415]
2 years ago
8

4:5 12:? 32:40 ?:55 ?:95 The answer in blanks

Mathematics
2 answers:
posledela2 years ago
6 0
Hakkakwksoosjanakskwkwkwkmskskwkw
Marrrta [24]2 years ago
5 0

Answer:

12:15

44:55

76:95

Step-by-step explanation:

a, 4:5=4/5 c,?:55=0.8

=0.8 x/55=0.8

12:?=0.8 x=0.8*55

12/x=0.8 x=44

b, 0.8x=12 d,?:95=0.8

0.8x/0.8=12/0.8 x/95=0.8

x=120/8 x=95*0.8

=15 =76

therefore the ratio table must be as the following

4:5

12:15

32:40

44:55

76:95

i think the answer is clear&i hope it helps you

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Find angle x and y. Please show step by step process.
lora16 [44]

Answer:

x = 60, y = 25

Step-by-step explanation:

Δ ABC has 3 congruent sides and is equiangular, thus

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x = 60

∠ ABC and ∠ CBD are adjacent and supplementary, sum to 180° , then

∠ CBD = 180° - 60° = 120°, so

y = 180 - (120 + 35) = 180 - 155 ← sum of angles in triangle

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4 0
3 years ago
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Lorico [155]

Answer:

4

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7 0
3 years ago
What does it mean to get a 150% salary raise? Explain in words and then give an example showing a calculation. pls and thx.
Simora [160]

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3 0
3 years ago
You have a bag that contains 20 quarters, 20 dimes, and 15 nickels. When randomly selecting two coins with no replacement find t
iogann1982 [59]

Answer:

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Step-by-step explanation:

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ok

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second draw: there are 19 quarters left to choose

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4 0
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Neko [114]
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5 0
3 years ago
Read 2 more answers
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