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Your cost card would be :
2 kg/unit @ $2.50 = $5/ unit
You were asked to look for material usage, so would be,
flexed (2 kg x 27000) = 54000kg
actual = 53000 kg ( given in the info alrdy)
———-
1000kg favourable
x $ 2.50
———–
$2,500 favourable
