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Yuki888 [10]
3 years ago
11

Coach Manzer drove 350 miles in 5 hours and 455 miles in 6.5 hours. What is the constant rate of change?

Mathematics
1 answer:
Sergio039 [100]3 years ago
3 0

Answer:

70

Step-by-step explanation:

It gives you two data points, (5, 350) and (6.5, 455). Constant rate of change also means slope, and the formula for slope is (y(1)-y(2))/(x(1)-x(2)). If you plug in the data points you got for this, you get (350-455)/(6.5-5), which is equal to 105/1.5. Drop that in a calculator and you get 70.

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in a certain group of students, the probability of a randomly chosen students being male is 40%, the probability of the students
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Divide the 5% of Spanish by 40% male:

0.05 / 0.40 = 0.125

Change to a percent by multiplying by 100:

0.125 x 100 = 12.5%

The answer is a. 12.5%

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3 years ago
What the word form 485,830
Anastasy [175]

the word form of 485,830 is Four hundred eighty-five thousand eighty hundred thirty
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3 years ago
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Calculate 0.05181 ÷ 3.14 and write your answer
balandron [24]

Given:

0.05181 ÷ 3.14 = 0.0165

i)  0.02

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<h3>What is a mathematical expression ?</h3>

In mathematics, an expression or mathematical expression is a finite combination of symbols well formed according to context-dependent rules. Mathematical symbols can be used to define numbers (constants), variables, operators, functions, parentheses, punctuation marks, and groupings that help define the order of operations and other aspects of logical syntax.

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5 0
1 year ago
The critical points of a rational inequality are –1, 3, and 4. Which set of points can be tested to solve the inequality? x = 1
never [62]

Answer:

x=-3, x=1, x=3.5, and x=5

Step-by-step explanation:

Given the critical points (turning points) which represent the maximum or the minimum points, the set of points that can be tested to solve the inequality will consist of points to the right and to the left of these points. The set of points that solve the inequality will be simply the points where the graph of the function crosses the x-axis. From these information, the set of points will be as given above

4 0
3 years ago
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Please help me ASAP?!!
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Answer:

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Step-by-step explanation:

The given equations are

\left \{ {{x^2+y^2=25} \atop {2x+y=-5}} \right.

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x^2+(-2x-5)^2=25

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x^2+4x^2+20x+25=25

x^2+4x^2+20x+25-25=0

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y=-2(0)-5=-5

This gives; (0,-5)

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y=-2(-4)-5=3

This gives (-4,3)

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2 years ago
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