Step-by-step explanation:
let the number be a
so,
17+a
The scale factor of the model of the airplane is 1 feet : 15 feet.
<h3>What is the scale factor?</h3>
A scale drawing is a reduced form in terms of dimensions of an original image / building / object. The scale drawing is usually reduced at a constant dimension using the scale factor.
Scale factor = original dimensions / dimensions of the scale drawing
90 / 6 = 15
1 : 15
To learn more about scale drawings, please check: brainly.com/question/26388230
#SPJ1
15% and the corresponding 0.15 is by necessity unit-less; it's just a multiplier. If you run up a $1 bill and wish to tip 15%, multiply $1 by 0.15, obtaining $0.15.
Then the total due would be $1 plus $0.15, or $1.15.
Note that $0.15
-------- = 0.15 is unit-less
$1
Y =0.5x +2 The y-intercept is found by the coordinates (0,2) and the change is 0.5