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3 years ago

13

The dot plot shows predictions for the winning time in the 200-meter sprint. The winner finished the race in 22.2 seconds. What

is the greatest percent error among the predictions?

2 answers:

jenyasd209 [6]3 years ago

5 0

76% i think is the answer

Slav-nsk [51]3 years ago

3 0

Answer76%

Step-by-step explanation:

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HELP IM BEING TIMED!!

grigory [225]

Answer:

Value of x is 8

Step-by-step explanation:

Given:

$\sqrt{\frac{896z^{15}}{225z^6} }=\frac{xz^4}{15} \sqrt{14z}\\\\Computation: \\\\From\ squaring\ both\ side\\\\ {\frac{896z^{15}}{225z^6} }=\frac{x^2z^8}{225} ({14z})\\\\896z^9=14x^2z^9\\\\896=14x^2\\\\64=x^2\\\\x = 8$

So, Value of x is 8

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3 years ago

Jim pays $75 per month for a cell phone plan plus $0.30 per minute beyond the first 1,000 minutes his bill was $105.60 last mont

oee [108]

105.60-75=35.60
35.60/.30=102
1000+102=1102. He used 1102 minutes

5 0

3 years ago

Read 2 more answers

What are the zeros of the quadratic function f(x)=2x^2+8x-3

Fynjy0 [20]

Answer:

you can use the quadratic formula to get theses:-

x =[-8 +/- sqrt(8^2 - 4*2*-3)] / 4

= -2 +/- sqrt88) / 4

= 0.35, -4.35 to nearest hundredth

Step-by-step explanation:

7 0

3 years ago

Factor 30y 2 z + 12yz 2 - 18yz

jolli1 [7]

Answer:

3yz(y+4z-6)

Step-by-step explanation:

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3 years ago

Seth and Eva are biking on a trail. Seth begins 8 8 miles ahead of Eva and bikes at an average speed of 4 4 miles per hour. Eva

dmitriy555 [2]

Answer:

4 hours

Step-by-step explanation:

The graph shows the two bikers will be at the same place after 4 hours.

5 0

3 years ago