Answer:
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Answer:
what your question is but it travels 67 miles in an hour
Step-by-step explanation:
take 268 divide by 4 you get 67
Answer:
300L per hour
Step-by-step explanation:
The rate of change of volume of blood pumped by the teenager's heart expresses the volume of blood pumped with respect to hour.
Rate of change of volume of blood = 
= 
= 300L/hour
The rate of change of volume of blood by the teenager's heart is 300 litres per hour. This implies that his/ her heart pumps 300 litres of blood every hour.
Answer:
f=13/9
Step-by-step explanation:
f-8/9=5/9
solution
f=5/9+8/9
f= 5+8/9=13/9