Number of articles x and their price y vary
Answers
Given : Number of articles X and their price Y
To Find : Direct or indirect variation
Solution:
Number of articles X and their price Y has direct relation
Directly proportional
As if we have have to but more articles then we need to more price.
If Spend more then we can but more articles
Y = kX
where k is constant and price (rate ) of one article
Let say rate of article is Rs 100
X Y
0 0
1 100
2 200
3 300
9 900
Learn More:
By an engine the consumption of coal is directly proportional to the ...
https://brainly.in/question/8843067
if (a + b) is directly proportional to √ab then show that (√a + √b) is ...
https://brainly.in/question/15548986
which book u have I have composit mathematics