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kirza4 [7]
3 years ago
9

Simon drove through some roadworks where the speed limit was 50 mph. Two cameras recorded the time taken to travel 1200 m throug

h the roadworks as 56 seconds . Was Simon speeding through the roadworks ?
Mathematics
1 answer:
Tom [10]3 years ago
3 0

Answer:

Speed = 21.43m/s

Step-by-step explanation:

Given

Distance = 1200m -- of the roadworks

Time\ Recorded = 56s

Required

Determine the speed

In this case:

Speed = \frac{Distance\ of\ Roadword}{Time\ Captured}

Speed = \frac{1200m}{56s}

<em></em>Speed = 21.43m/s<em> --- approximated</em>

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DochEvi [55]

Answer:

x=-5

Step-by-step explanation:

move the x to the other side. Then move the - 23. you get -x=5

you divide by -1 and you get x=-5

4 0
3 years ago
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1/2-1/4= We have to make sure the denominators are equal.
posledela

Answer:

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3 years ago
Ant has 6 legs, how many ants could there have been if she saw between 35 and 50 legs
faust18 [17]

If an ant has six legs, then:

  • Two ants have 12 legs
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So, if you saw between 35 and 50 legs, there are between six and eight ants.

3 0
3 years ago
A bullet train traveling at 275 kilometers per hour. At that rate, how many kilometers will the train travel in 2-1/2 hours
aleksklad [387]
To find the answer,we can simply multiply 275 by 2-1/2:

275×2-1/2

=275×(2×2+1)/2

=275×5/2

=1375/2

=678-1/2

Therefore, the answer is 678-1/2.

Hope it helps!
5 0
3 years ago
Hey guys can you please help me with these questions​ please explained them
lianna [129]

B for question 12

B for question 13

Step-by-step explanation:

U = Union

n= intercestion

B'= not b

A"= not a

so AnB'

should be B

if 2.50 = 1

2.50x8=

20

1×8 =

8

should be $8

8 0
2 years ago
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