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2 years ago

H3LP M3 PL3AS3! ASAP! I WILL GIVE BRAINLY!

Mathematics

1 answer:

JulsSmile [24]2 years ago

4 0

$2 because .200 *20 = 4 and half of 4 is 2

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Can someone help me with this please

zavuch27 [327]

Answer:

8×

Step-by-step explanation:

you just add 7×+1 and the answer will be 8×

7 0

1 year ago

Factor this expression: 12 + 20

liberstina [14]

Answer:

Step-by-step explanation:

12 = 4 × 3

20 = 4 × 5

12 + 20 = 4 × 3 + 4 × 5 = 4 × (3 + 5)

5 0

2 years ago

What is the domain of f(x)= 3x/ x-1

agasfer [191]

Answer:

D : {x ∈ R : x≠1}

Step-by-step explanation:

The domain is what values of x can we put into the function and it still works

We cannot have the denominator equal zero

x-1 ≠0

Add 1 to each side

x-1+1 ≠0+1

x≠1

The domain is all real values of x except x=1

D : {x ∈ R : x≠1}

4 0

2 years ago

Read 2 more answers

A test is normally distributed with a mean of 70 and a standard deviation of 10. Todd scores a 55 on the test. Select the answer

Jlenok [28]

Answer:

Todd's Z-score is - 0.27

Step-by-step explanation:

Explanation:-

Step(i):-

Given data A test is normally distributed with a mean of 70 and a standard deviation of 10.

Mean of the population 'μ' = 70

Standard deviation of the Population ' σ ' = 10

let 'x' be the random variable in normally distributed

Step(ii):-

Given raw score 'x' = 55

Todd's Z-score

$Z = \frac{x-mean}{S.D}$

$Z = \frac{55-70}{55}$

Z = -0.27

Final answer:-

Todd's Z-score is - 0.27

6 0

3 years ago

What time is 5 3/4 hours after 9:22pm

12345 [234]

2:40 I think, but I may be wrong

5 0

2 years ago

Read 2 more answers