Question

Edwin graphs the relationship of the gallons of mail he buys in terms of dollars.
(Graph in picture)
Sam buys milk from a shop. He writes an equation for the amount he spends on milk, p = 3.4g, where p is the cost and g is the gallons of milk bought. Who buys milk at a lower rate, and what is the price?
A. Sam buys milk at lower rate, $3.50 per gallon.
B. Edwin buys milk at lower rate, $3.50 per gallon.
C. Sam buys milk at lower rate, $3.40 per gallon.
D. Edwin buys milk at lower rate, $3.40 per gallon.
Thank you :)

Answer 1

if they both buy milk from diff store still graph and equations are same.
sam's graph will come also same,as u plugin some values in equation
 and if minimum number of gallon  we assume=1 then lowest cost should be 3.4$ which comes same for both