Question

the time it takes the population of a microorganism to reduce by half is 0.000027503 of a year. what number is the best estimation of this quantity?

0.03
0.00002
0.00003
0.01
Answered by shoto aizawa
A total of 7,803,100 tourists visited Country A from the year 2018 to the year 2020. Round to the nearest place value, then express this number in the form of a single digit times an integer power of 10.(1 point)
Answered by GPT 3.5
The best estimation of this quantity would be 0.00003.