Hey im stuck and i need help so plzzz

Part A: A) The number cannot be 7 as the 7 is a factor of 21.

Part B: As, 5 is only number which is have a cube more than 100 and less than 200.

The Answer is 5

Step-by-step explanation:

Part A Explanation↓

Given,

The number is a prime number.

The square of the number is more than 10 and less than 100.

The number is not factor of 21.

The number is 5.

5 is a prime number.

The square of 5 is between 10 and 100.

5 is not factor of 21.

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Part B Explanation↓

They are asking to write the puzzle which have answer 5.

The answer is 5.

As, 5 is only number which is have a cube more than 100 and less than 200.

from the figure we get,

the x axis shows   the months and,

the y-axis shows the number of satisfied customer.

each line or each cell in upward direction (y-axis) shows 500.

the appropriate scale for the y - axis is: -

a = 2000 customers

b = 4000 customers

c = 6000 customers

d = 8000 customers

e = 10000 customers

f = 12000 customers

g = 14000 customers

y=x+9

?

step-by-step explanation: