If the national economy shrank at an annual rate of 10% per year for four consecutive years, then the economy shrank by 40% over the four-year period?

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )

b

step-by-step explanation:

this is because the profit is decreasing and turning into debt

c.) 38 blocks

mark brainliest   : )