Real numbers, approximation and significant figures

Question 1 of 10

Round 686.95 to 2 decimal places.

Question 2 of 10

Write 933,300 correct to 2 significant figures: ___

Question 3 of 10

The reciprocal of 0.25 is

Question 4 of 10

Write 366.84 correct to 3 significant figures.

Question 5 of 10

Which statement is true?

Question 6 of 10

0.0205 has three significant figures.

Question 7 of 10

0.000506 has how many significant figures?

Question 8 of 10

Every recurring decimal is irrational.

Question 9 of 10

Write 1,434.47 correct to 2 significant figures.

Question 10 of 10

Write 7,470.7 correct to 2 significant figures.