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4 years ago

How do I answer this question?

Mathematics

2 answers:

Dvinal [7]4 years ago

7 0

15.2* 25.6 = 389.12
389.12/180 = 2.17
They would have to buy 3 gallons

kow [346]4 years ago

4 0

You find the area and divided it by 180 the number you get is the number of gallons to use

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What is the slope of the line that passes through the pair of points (-1, 4), (3,12)

Nadya [2.5K]

Answer:

$\displaystyle m = 2$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Coordinates (x, y)
Slope Formula: $\displaystyle m = \frac{y_2-y_1}{x_2-x_1}$

Step-by-step explanation:

Step 1: Define

Identify

Point (-1, 4)

Point (3, 12)

Step 2: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m

Substitute in points [Slope Formula]: $\displaystyle m = \frac{12-4}{3--1}$
[Fraction] Subtract: $\displaystyle m = \frac{8}{4}$
[Fraction] Divide: $\displaystyle m = 2$

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3 years ago

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lbvjy [14]

Answer:

Step-by-step explanation:

They all seem to be plotted correctly in accordance with the graph

7 0

3 years ago

Which situation is best described by this number line?

Oxana [17]

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3 0

3 years ago

There are 15 pieces of fruit in a bowl and 6 of them are apples.what percent of the pieces of fruit in the bowl are apples?

Lelu [443]

Answer:

40%

Step-by-step explanation:

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3 years ago

Write the ratio as a fraction, a decimal, and a percent. 51:75

irina [24]

51:75

This is the same as 51/75.

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17 / 25 = 0.68

Now multiply by 100 to get a percent:

0.68 * 100 = 68%

6 0

3 years ago