The greatest common factor is 1
Answer:
thx for the points the answer is 3
Step-by-step explanation:
Answer:

Step-by-step explanation:
step 1
Find the units rate of the first glacier

using proportion

step 2
Find the units rate of the second glacier

using proportion

step 3
Find the difference

When x=42 that means it is 8x6 so that means that the y = 120 becuase its 20x6
answer= y=120
220miles / 4 hours = 55 miles/hr
55mi/hr x 7hrs = 385 miles