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Ratling [72]
3 years ago
6

Plz help me with this question involving ratios.Show your work.(It is 1 question)

Mathematics
1 answer:
Ierofanga [76]3 years ago
7 0
You divide 5.625 by 125 and that's x and for y you multiply 420 to 1,875
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Noah says to find 20% of a number he divides the number by 5. Is this true explain your answer
Nutka1998 [239]

Answer:

yes

Step-by-step explanation:

note that 20% = \frac{20}{100} = \frac{1}{5}

Hence to find 20% of a number, dividing the number by 5 is correct

20% of £30 = \frac{30}{5} = £6


5 0
3 years ago
The time it takes for an object stopped from a certain speed can be modeled by the equation
yanalaym [24]
Given: 
t = 1/2 √v
v = speed of object meters per second

t = 3 seconds

3 = 1/2 √v
3 * 2 = √v
6 = √v
6² = √v²
36 meters = v

v = 36 meters per second

6 0
3 years ago
Find the area and the circumference of a circle with radius 7 cm.
aniked [119]

Answer:

C=14pi cm

A=49pi cm^2

Step-by-step explanation:

1) Circumference of a circle is 2piR and R=7cm

C=2pi(7)

C=14pi cm

2) Area of a circle is piR^2 and R=7cm

A=pi (7)^2

A=49pi cm^2

3 0
2 years ago
Avery tosses a coin 100 times. It lands on heads 60 times and on tails 40 times. What is the experimental probability that it wi
-Dominant- [34]
 i belive 60% becuse it lands on heads 60 time out of a hudred 
5 0
3 years ago
Read 2 more answers
How do u divide $1.12 & 8.2
LiRa [457]
Try using fraction, i think the ans is 28/205 ;)
8 0
3 years ago
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