Amodel for the product of two numbers is shown below. each large rectangle represents one whole.

which expression does this model represent?
a. 0.6 × 4.0
b. 0.6 × 0.4
c. 6.0 × 0.4
d. 6.0 × 4.0

c.  6.0 x 0.4

Step-by-step explanation:

you have 6 wholes that equals to 6.0

then 4 out of 10 is selected equals to 0.4

expression is represented 6.0 x 0.4

answer

explanation

the area of a circle is calculated using the formula

or

we can use any of the above formulae to calculate the required. preferably, let us use the latter since the diameter is

we substitute the diameter into the formula to get:

this is the exact value for the area of the circle.

the correct answer is a

y = 0.77(x)

step-by-step explanation:

the jacket retains this value after 23% cut or retains 77% of original value. plug original 87 jacket price for x and the remaining value should be y.