sally5
Answered

At Westonci.ca, we connect you with the best answers from a community of experienced and knowledgeable individuals. Our platform provides a seamless experience for finding precise answers from a network of experienced professionals. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform.

PLEASE HELP: PART 1

Lisbeth runs on the track team. After practicing for 4 weeks, she lowers her time in the 800 meter run by 20 seconds.

Which expression can you use to calculate the average change in seconds per week?

A.-800÷4

B.-20÷4

C.20÷4

D.800÷4

Part 2

Evaluate the expression that represents the scenario.
_____________________