Alice purchased 4 1⁄2 kilograms of olive oil for $27. what is the price per kilogram?

It would be 6 dollars since 27 divided by 4.5 equals 6

Step-by-step explanation:

The price per kilogram is $6

Step-by-step explanation:

It is given that

Number of kilograms of olive oil purchased by Alice is  

The cost  is $27

so we have

cost of    kg of olive oil = $ 27

To find the find the cost of 1 kg of olive oil we will use unitary method

Cost of 1 kg of olive oil =

                                           ( since )

Hence the price per kilogram is $6

this is answer of 144 cubic meters

hello,

b) 62.47% of the students are between 14 and 18 years old.

step-by-step explanation:

mean = 15 and standard deviation = 2

student between 14 to 18

formula used z-score

for age 14 , z score

using z-table , p(z> -0.5)=0.3085

for age 18 , z score

using z-table , p(z< 1.5)=0.9332

p(-0.5< z< 1.5)=0.9332-0.3085 = 0.6247

thus, 62.47% of the students are between 14 and 18 years old.

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