MATHEMATICS HIGH SCHOOL

20 mins for 4/5 mile

Answers

Answer 1

Answer:

Answer: 2.4 mph

Step-by-step explanation:

20 is the time, 4/5 miles is the distance, and s is the speed

20 is 1/3 of 60 so 4/5*3=2.4 so the speed is 2.4 mph

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Answers

Answer:

Step-by-step explanation:

In the end, the used car would cost him more than the new car. This is because the insurance premium for a used car will generally be more than that of a new car. This is because the risks associated with a second-hand car are higher. This is due to the fact that that they are more likely to break down than new cars.

What is the general form of the equation of the line shown?

Answers

Answer:

x - y = 0

Step-by-step explanation:

The given line is y = x.

We could re-write this as x - y = 0, which is in general form.

What are the roots of the equation x2 + 4x - 16 = 0?

Answers

see attached picture for answer

Can someone please explain why this is wrong?

Answers

Answer:

Can you show me? Or tell me what might be wrong?

Step-by-step explanation:

Convert 38% into a fraction

Answers

When converting numbers we always put the number over 100, so your answer is 38/100. Now when simplifying the fraction we are going to be utilizing the greatest common factor (GCF) so when we do that the answer we get is 19/50.
I hope this helps!

Right TriangleA (-8,7)
B (-8, 3)
C (-3,3)
Rotate the right triangle 90° clockwise
what is the: A’ B’ and C’?

Answers

Answer:

A’ (7, 8)

B’ (3, 8)

C’ (3, 3)

Step-by-step explanation:

Help so um when u go 90 clockwise when ur in quadrant 4 (-,+) u go to quadrant 1 (+,+) and you also have to flip the numbers because of the rotation

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(7x^2 - x - 2) - ( -6x^3 + 3) A. 6x^3 + 7x^2 - x - 5 B. -6x^3 + 7x^2 - x + 1 C. -x^3 - x - 5 D. x^2 - x + 1

Nolan runs a stable that boards 4 brown horses, 9 black horses, 3 brown and white horses, and 2 black and white horses. What is the experimental probability that the next horse that comes to board is brown?

What's the Discriminant of X^2-2X-15 ?