The answer to your problem is 90 because 100 minus 10 is 90
Answer:
441 and 295
Step-by-step explanation:
Let the natural number be 9x and 5x.
9x-5x=4x=196. x=49
X plus 4 -1x there, that's the next sequence
Their daily rate is

miles per day
Using distance-speed-time formula, we can calculate the time

days
They need 21-3=18 more days to finish the trip