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:
£10.91
Step-by-step explanation:
72p is 1kg of potatoes
1kg of carrots is 62p
10kg of potatoes is £7.20 add 3 extra kg's
which is £2.16
add £2.16 with £7.20 = £9.36
2kg of carrots is £1.24 add an extra half of kg an you get £1.55
Answer:
Step-by-step explanation:
Step-by-step explanation:
x-25= 6x-5
-5x = 20
x=-4
Answer:
1: y=3/4x-2
2: y=-2x-5
3: y=7x+6
4: y=2x+1
HOPE I HELPED:)
Step-by-step explanation: