A parcel delivery company delivered 103,300 packages last year, when its average employment was 84 drivers. This year, the firm handled 112,340 deliveries with 95 drivers. What was the percentage change in productivity over the past years?

Which changes of state do the labels represent? a: b: c:

Two rigid transformations are used to map δhjk to δlmn. the first is a translation of vertex h to vertex l. what is the second transformation? a reflection across the line containing hk a rotation about point h a reflection across the line containing hj a rotation about point k

Efficiency is the ratio of to for a system a)power in to power in b)power in to power out c) power out to power out d) power out to power in