7.5 min per walk around the block
Answer:
Step-by-step explanation:
to calculate mean add all the entries in a week ,then divide by 7(the number of days)
i give you hint
mean for week 1=(52+65+... +60)/7
Answer:
D) $15.99 +$0.50n> $20
Step-by-step explanation:
Answer:
i don't know. sorry!
Step-by-step explanation: