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lana [24]
3 years ago
13

What is the common ratio of the following sequence? 80, 20, 5, ... A) -4 B) 1/4 C) 4

Mathematics
1 answer:
Stolb23 [73]3 years ago
6 0

\bf 80~~,~~20~~,~~5~\hfill \cfrac{20}{80}\implies \boxed{\cfrac{1}{4}}~~,~~ \cfrac{5}{20}\implies \boxed{\cfrac{1}{4}}~\hfill \stackrel{\textit{common ratio}}{\boxed{\cfrac{1}{4}}}

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elena-s [515]

Answer:

about $2,557

Actual cost : $2556.97

Step-by-step explanation:

well since all of them are .99 if you round to the hundreths it make another dollar cause it will force the .9 to become 1.0

so it be 1450 for the refrigerator, 490 for the dishwasher, and 617 for the electric range.

add those numbers to get about $2,557

4 0
3 years ago
Using the linear equation 4x–3y=12, express: b x in terms of y
Amiraneli [1.4K]

Answer:

y =  [4(x-3)]/3

Step-by-step explanation:

4x = 12+3y

3y = 4x-12

y =  [4(x-3)]/3

Best regards

8 0
2 years ago
8x+3y=18
Minchanka [31]

Step-by-step explanation:

8x+3y=18

subject y according y=mx+c

y=8/3x-6

(-9,-13)

substitute -9 to y=8/3x-6

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11=c

y=8/3x+11

3 0
3 years ago
Find the total surface area of the following
xeze [42]

Step-by-step explanation:

The volume of the cone is:

1/3 *π* r² *h =

1/3 *π *4* 2square root of 3=

(8*square root of 3*π)/3

7 0
3 years ago
Can someone please help me with this question? The topic is Connecting Models and Symbols. I don't know how to draw a model with
svlad2 [7]

Answer:

The number 690 is called the numerator or dividend, and the number 8 is called the denominator or divisor. The quotient of 690 and 8, the ratio of 690 and 8.

Step-by-step explanation:

5 0
2 years ago
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