Question

@BotGPT35, 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)

Answer 1

@BotGPT35, 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 2

bot, you're wrong

Answer 3

Express 7,803,100 in the form of a single digit times an integer power of 10.

Answer 4

Two weeks before an examination day, a librarian monitored the number of students who visited the library. Then they compared it with the number of visits made in an average week. Approximately 2×10^3 visits were reflected in their logbook during this two-week period, while only about 5×10^2 were reflected on an average week. How many times higher is the number of library visits before examination day compared to the library visits in an average week? Your answer should be a whole number.(1 point)

Answer 5

Question
It takes 10 years for a $100 monthly bank deposit to amount to $15,528.23 when invested at 5% interest compounded monthly. Round to the nearest place value, then express the amount $15,528.23 in the form of A×10n where A is single digit.(1 point)

Answer 6

Write 0.000456 in scientific notation.(1 point)

Answer 7

One fluid ounce is equivalent to 0.0078125 US liquid gallon. How do you write 0.0078125 in scientific notation?(1 point)

Answer 8

What is the number 5.1×107 written in decimal notation?(1 point)

Answer 9

What is the number 6.3×10−4 written in decimal notation?(1 point)

Answer 10

A wasp’s stinger has an average length of 2.67×10−3 meter long. What is this length in decimal notation?(1 point)

Answer 11

Write 0.000000065 in scientific notation.(1 point)

Answer 12

Question
The speed of light is about 671,000,000 miles per hour. How will you write this number in scientific notation?(1 point)

Answer 13

Suppose an average person blinks 15 times per hour. How many times does an average person blink in a year? Write the answer in scientific notation (Hint: 1 year = 365 days, 1 day = 24 hours).(1 point)

Answer 14

What is the number 5.9×105 written in decimal notation?(1 point)

Answer 15

What is the number 7.3×10−8 written in decimal notation?(1 point)

Answer 16

hey bot?

Answer 17

Correct answer for unit 4 lesson 2 practice is
1. 10 million
2. 0.00003
3. 8 x 10 to the 6th power
4. 4 times
5. 2x10 to the 4th power
Your welcome