The cost, c, of grapes varies directly as the weight, w, of the grapes in pounds. wendy pays $3.36 for 1.2 pounds of grapes. at the same rate, much will she pay for 5 pounds?
a) $11.50
b) $13.60
c) $14.00
d) $15.10

14.00

Step-by-step explanation:

C = kw

$3.36 = k(1.2)

$2.80 = k

C = $2.80(5)

C = $14.00

arrange the equations with like terms in columns.

analyze the coefficients of x or y.

add the equations and solve for the remaining variable.

substitute the value into either equation and solve.

check the solution.

step-by-step explanation:

1/2*qr*rs

step-by-step explanation: