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There are
7 red balls
8 red balls
1 yellow ball
Hope this helps have a good day! :)
Hey there !!
there rate of change represent slope
so here m = 0.5
y intercept = 3
so using this :- y = me+c
y = 0.5x + 3
option b is correct
2/7 ≈ 0.2857
To determine percentage, move decimal 2 places to the right. ≈ 28.57%