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Pavlova-9 [17]
3 years ago
15

What are ratios that are equivalent to 2:8

Mathematics
2 answers:
andreev551 [17]3 years ago
5 0
Here are some equivalent ratios:
1:4 6:24 11:44 16:64 7:28 3:12 4:16
Brut [27]3 years ago
4 0
Is 1/4 One Of Your Answer Choices. ?
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I need help on #4 PLS HELP IW ILL MARK BRAINLIEST
storchak [24]

Answer:

i think its 63

3:4

84 divided by 4 equals 21, so then you multiply 3 by 21 and get 63

5 0
3 years ago
Read 2 more answers
If a=8 and b=4, evaluate the following expression:2a−3b​
Nata [24]

Answer:

4

Step-by-step explanation:

2(8)-3(4)

16-12

4

7 0
4 years ago
Read 2 more answers
1 and 2 are complementary. 1=x° 2=(3x 30)°
Sauron [17]
<span>3x + 2x = 90 {the two angles add up to 90°}
5x = 90 {combined like terms}
x = 18 {divided both sides by 5} 

angle 1 = 3x
= 3(18) {substituted 18, in for x, into 3x}
</span><span>= 54° </span><span>angles add up to 90° 

angle 1 = 3x
angle 2 = 2x 

</span>
4 0
4 years ago
Two types of plastic are suitable for an electronics component manufacturer to use. The breaking strength of this plastic is imp
Allushta [10]

Answer:

(a) Null Hypothesis (H₀) = Mean of x₁ > Mean of x₂

Alternative Hypothesis (H₁) = Mean of x₁ ≠ Mean of x₂

(b) We will use here t-test for two sample means which is given by,

[tex]t = \frac{\bar_{x_{1}}-\bar_{x_{2}}}{\sqrt{s^2(\frac{1}{n_{1}}+\frac{1}{n_{2}}  )}}[/tex]

Putting all values we get, t = 17.5 with 20 degree of freedom

At α = 0.05

p-value = 95% Confidence Interval for the Difference ( 6.6068 , 8.3932 )

8 0
3 years ago
Solve the compound inequality shown below. Show steps. <br> -4&lt; 3x -1&lt;5
Liono4ka [1.6K]
Add 1 to all parts.
-4+1<3x-1+1<5+1
-3x<3x<6
-3/3<3x/3<6/3
=-1hope this helps!
7 0
3 years ago
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