C is the answer because a number of children are unknown.
Answer:
If she walks 5 blocks and it takes 10 minutes each block takes 2 minutes to walk.
10
— = 2 So 2 minutes per block
5
Answer: growth factor = 1.022
Step-by-step explanation:
The expression 11(1.022)^t is an exponential expression where the rate of increase is 2.2%
What 1.022 represent in this equation is the growth factor of per capita gross domestic product (GDP) of the US
Answer:
Option B) (7x+4)(7x+4) is correct
The product result in a perfect square trinomial is

Step-by-step explanation:
( using
)
( using
)


Therefore 
which is a perfect square trinomial
A trinomial is a perfect square trinomial if it can be factored into a binomial multiplied to itself. In a perfect square trinomial, two terms will be perfect squares.
Option B) (7x+4)(7x+4) is correct
The product result in a perfect square trinomial is

Answer:
7.
Step-by-step explanation:
28 = 2^2 * 7.
To multiply 28 to get a perfect square, we can multiply it by 7 to get 2^2 * 7^2, which is 14 squared.