The seventh-grade class earned 40% of the selling price of each flower.

in september, they sold 900 flowers.
in october, they sold 700 flowers.

select a choice from each drop-down menu to make a true statement.

the seventh-grade class earned more money in september/october by $30/75/$190

answer:

where are the drop down menus

step-by-step explanation:

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have

step-by-step explanation: