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slamgirl [31]
2 years ago
11

84 + 45 = 3(28 + 15) Yes or No

Mathematics
1 answer:
Ronch [10]2 years ago
3 0

yes

84+45= 129

28+15=43

43*3=129

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After flooding damaged much of the crop, the cost of a head of lettuce jumped from $0.92 to $2.26. What percent of increase is t
mariarad [96]

Answer:

146%

Step-by-step explanation:

percent~change = \dfrac{new~price - old~price}{old~price} \times 100%

If the percent change is positive, it is a percent increase.

If the percent change is negative, it is a percent decrease.

Your numbers are

old price = $0.92

new price = $2.26

Plug in the numbers in the formula above and evaluate the expression.

percent change = ($2.26 - $0.92)/($0.92) * 100%

percent change = ($1.34)/($0.92) * 100%

percent change = 1.4565 * 100%

percent change = 146%

Since the percent change is a positive number, it is a percent increase.

Answer: The percent increase is 146%.

4 0
2 years ago
Write 0.0002981 in scientific notation.​
enyata [817]

How to write 0.000298 in scientific notation? 0.000298 written as scientific notation is 2.98 × 10-4.

How to write 0.000298 in scientific notation? 0.000298 written as scientific notation is 2.98 × 10-4.Here we will show you how to convert 0.000298 into scientific notation, also known as standard form with step-by-step detailed solution

Result :

0.000298 in scientific notation

= 2.98 × 10-4

#VerifiedAnswer

3 0
2 years ago
Assume the random variable x is normally distributed with mean μ = 80 and standard deviation σ = 4. Find the indicated probabili
Schach [20]

Answer:

0.2278

Step-by-step explanation:

z = (x-μ)/σ,

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Probability value from Z-Table:

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0.02275

Approximately =>0.2278

6 0
2 years ago
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Anit [1.1K]

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Step-by-step explanation:

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             b = 4f

5 0
2 years ago
Read 2 more answers
Please answer this question
larisa86 [58]

Answer: I think B

Step-by-step explanation:

Not fully sure

7 0
3 years ago
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