Answer:
Usage variance=$750
Step-by-step explanation:
A material usage variance occurs when the standard quantity required to active a particular level of production is higher or lower than than the actual actual quantity used. A favorable variance would mean than less quantity of materials were used than the standard to achieve a given output level. And an adverse variance would mean the opposite
Pounds
7,800 units should have used ( 7,800× 3) 23,400
but did use 23,100
Usage variance 300
× standard price $2.50
Usage variance $750 favorable
Usage variance =$750