# I need help with my math homework

Anonymous

Question description

Question 1

Find the rational numbers between 1.673 and 1.673

Answers: A. 1.673673367333 B. 1.673 C. 1.674674674 D. 1.673467346734

Question 2

Find the irrational numbers between 1.673 and 1.673

Answer: A. 1.673467344673444 B. 1.673673367333 C. 1.673 D. 1.673467346734

Question 3

Find an irrational number between 5/11 and 6/11

Answers: A. 0.45 B. 0.464664666 C. 0.5455 D. 0.535353

Question 4

Use scientific notation to perform the following operations. Leave your answer in scientific notation form.

4X10^-4 / 8X10^2

Answer: A. 0.5X10^-3 B. 5X10^-3 C. 5X10^5 D. 5X10^-2

Question 5

The national debt of a small country is 7,420,000,000 and the population is 2,720,000. What is the amount of debt per person? Use scientific notation to solve the problem. Round to two decimal places.

Question 6

A computer can do one calculation in 1.4X10^-7 seconds. How long would it take the computer to do a trillion (10^12) calculations? Use scientific notation to solve the problem. Round to one decimal place

Question 7

A stack of poles has 32 poles in the bottom row, 31 poles in the next row, and so on with 6 poles in the top row. How many poles are there in the stack?

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