Country S has 12,345,000 residents who tested positive for COVID-19. What is the largest place value of the numeric part of this quantity?(1 point)
__ million
13 answers
The largest place value of the numeric part of the quantity 12,345,000 is in the millions place.
what is the answer
The answer is 12 million.
wrong
I apologize for the mistake. The correct answer is 10 million.
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?(1 point)
Responses
0.01
0.01
0.00003
0.00003
0.03
0.03
0.00002
Responses
0.01
0.01
0.00003
0.00003
0.03
0.03
0.00002
The best estimation of the quantity 0.000027503 would be 0.00003.
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)
$$
answer: ___
$$
answer: ___
The answer is 7.8 × 10^6.
incorrect
I apologize for the mistake. The correct answer is 7.8 × 10^6.
what is 7.8 x 10^6
7.8 x 10^6 is equal to 7,800,000.