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Aliun [14]
4 years ago
12

Ms bell stood 120 feet in front of Ms Olaiya, and ran at a rate of 20 feet per minute. Ms Olaiya ran at abate of 60 meters per m

inute. How long will it take for Ms Bell and Olaiya to catch up to each other.
Mathematics
1 answer:
Alja [10]4 years ago
3 0

Answer: 1 Minute & 30 Seconds

Step-by-step explanation: We can write a ratio to help determine the amount of time it will take for Ms. Bell and Olaiya to catch up to each other.

The ratio 20:60 shows that for every 20 miles Ms. Bell runs, Olaiya will run 60 miles per minute.

We can add up the total miles per minute they both run in the ratios below;

10:30 | 10 + 30 = 40 total miles in half a minute, 30 seconds

20:60 | 20 + 60 = 80 total miles in 1 minute

40:120 | 40 + 120 = 160 total miles in 2 minutes

The distance between Ms. Bell and Olaiya is 120 feet, which is a minute and half of a distance.

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If i drive 45 miles per hour how many minutes to drive 1 mile
Galina-37 [17]
45 miles / 1 hour = 45 miles / 60 minutes
Set up a ratio:
45mi/60m = x mi/1m
x = (45×1)÷60 = 0.083333.... mi
Approximately 0.083 miles per minute
5 0
4 years ago
Darius flipped a coin 500 times and it landed heads up 300 times .What is the relative frequency of the coin landing heads up ba
Leto [7]

To find the relative frequency, we have to first divide 300 by 500 and on doing so we will get 0.6 .

And then to find the percentage, we need to multiply it with 100 . And 0.6 times 100 = 60%.

So out of the given 4 options, correct option is the last option .

7 0
3 years ago
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Donald Duck's car gets 30 miles per gallon. How many miles can he drive on 9.2 gallons of gas? At $ 2.19 a gallon, how much woul
Vinil7 [7]

Answer:

276 miles, $ 20.148

Step-by-step explanation:

Given:

Donald Duck's car travels in 1 gallon gas = 30 miles

Cost of 1 gallon = $ 2.19

Question asked:

Distance travel in 9.2 gallons = ?

Cost of 9.2 gallons of gas = ?

Solution:

By applying unitary method:

His car travels in 1 gallon = 30 miles

His car will travel in 9.2 gallons = 9.2\times30

                                                    =  276 miles

Cost of 1 gallon = $ 2.19

Cost of 9.2 gallons = 9.2\times2.19

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5 0
3 years ago
The probability of an event
Readme [11.4K]

Answer:

d. is the sum of the probabilities of the sample points in the event.

Step-by-step explanation:

Suppose we have a fair coin then the the sample space S is given by {(H), (T)}

the head and tail are the sample points.

the probability of sample space will be given by the sum of probability of head and tail. P(S)= P(A) + P(B)

       1= 1/2+ 1/2

The total probability of the sample space always equals 1

The individual probabilities add up to to give the probability of the sample space.

7 0
3 years ago
Tony rounded each of the numbers 1210 and 1148 to the nearest hundred. Which choice correctly compares the rounded numbers
lara31 [8.8K]
1210 rounded to the nearest hundred is 1200
1148 rounded to the nearest hundred is 1100
7 0
4 years ago
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