Answer:
The range is 40.
Step-by-step explanation:
Range is just the largest number minus the smallest.
70 - 30 = 40
Answer:
30words
60
30/ 60 = 1/2
The ratio is 1:2
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Answer:
#5: d=22, #6:
, #7: 
Step-by-step explanation:
#5:

#6:

#7:

Answer:
8(w+4)=5
Step-by-step explanation: