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nlexa [21]
3 years ago
9

As an estimation we are told 5 miles is 8 km covert 12 km to miles

Mathematics
1 answer:
eduard3 years ago
4 0

Step-by-step explanation:

5miles=8km

? =12

5miles×12km=?×8km

60km miles=?×8km

?=60miles÷8

?=7.8miles

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4 0
3 years ago
Read 2 more answers
Liz flips a coin 30 times. The coin lands heads up 21 times and tails up 9 times. Complete each
SSSSS [86.1K]

Answer:

Pr = 0.50

Step-by-step explanation:

Given

n = 30

H = 21

T = 9

See attachment for complete question

Required

P(H)

The question requires that we calculate the theoretical probability of landing on the head.

This means that, we have to ignore the given data, and we use the following

S =\{H,T\} --- sample space

n(S) = 2 --- sample size

n(H) = 1 --- occurrence of Head

So, the theoretical probability is:

Pr = n(H)/n(S)

Pr = 1/2

Pr = 0.50

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3 years ago
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Given:
18 points on her quiz
24 points is equivalent to 100%

18 is to 24 or 18/24
x is to 100% or x/100%

18/24 = x/100%

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1800%/24 = x
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18/24 = 75%/100%
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Is there a distance time and rate calculator
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Answer:

yea but its like 100 dollars

Step-by-step explanation:

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