Answer:
Step-by-step explanation:to find the proportionlity it has to go through the origin (0,0) and has to be a straight line on a graph but, in a model label your measurements as x1 ,y1 ,x2, y2 because y2-y1/x2-x1 should give u a answer then do y/x
The square root to the nearest integer is 7 because 7 times 7 is 49
Answer:
4.23
Step-by-step explanation:
Answer:
hi
Step-by-step explanation:
lol
Answer:
$384
Step-by-step explanation:
100%-25%=75% 100%-20%=80%
640*0.75=480 (price after 25% off)
480*0.80 =384 (price after the second discount of 20%)