Help me with this asap please


Answer:
D is correct
Step-by-step explanation:
The constant rate is 37.5 so
Hope this helped. .
Answer:
3. 9.07; 4. D)
Step-by-step explanation:
3. 11.25÷1.24=9.07
4. D) (450-225)÷(12-6)
225÷6=37.5 → this is for 1 day
Now to check whether it's true or not, 750-450=300; 20-12=8; 8×37.5=300