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kirza4 [7]
3 years ago
14

Two ice skaters started on opposite ends of a 200-foot-long rink and then skated toward each

Mathematics
1 answer:
SSSSS [86.1K]3 years ago
3 0

Answer:

The proportion that can be used to find x is;

(200-x)/x = 7/6

Step-by-step explanation:

Now, we want to find the proportion which can be used to find x.

From the question, we are told that the father skater traveled 7 ft for every 6 ft of the slower skater;

this means that the ratio of their speed is 7:6

Now, when they passed each other , the slower skater has traveled x ft, what this means is that the faster skater will have traveled a distance of (200-x) ft at that moment they passed each other.

Mathematically, since their time is equal i.e the time they used to pass each other, then, the ratio of their distances is same as the ratio of their speeds;

Hence;

(200-x)/x = 7/6 or x/(200-x) = 6/7

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Answer:

The answer is 52

Step-by-step explanation:

286 : 5.5 = (286/5.5) / (5/5)/(5/5) = 52/1

Hope it helps


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3 years ago
What is the completely factored form of the expression 16X2 +18X+32
lina2011 [118]

ANSWER

2(8 {x}^{2}  + 9x + 16)

EXPLANATION

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2(8 {x}^{2}  + 9x + 16)

The expression in the parenthesis is prime.

This means that the quadratic expression in the parenthesis cannot be factored.

Hence the completely factored form is:

2(8 {x}^{2}  + 9x + 16)

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