Question 1

Question 1a to c - multiple choice question

a	Written in scientific notation, the number 5300 is:
	53 × 10\(^2\)	5.3 × 100	5.3 × 10\(^3\)
b	Written in scientific notation, the number 4 000 000 000 000 is:
	4.0 × 10\(^{12}\)	0.4 × 10\(^{13}\)	40 × 10\(^{11}\)
c	Written in scientific notation, the number 0.00072 is:
	0.72 × 10\(^{-3}\)	7.2 × 10\(^{-4}\)	7.2 × 10\(^4\)

Question 2

Question 2a - c - multiple choice question

a	Written in decimal form, 3.24 × 10\(^4\) is:
	324 × 10\(^2\)	32 400	324 000
b	Written in decimal form, 1.7 × 10\(^{-3}\) is:
	1700	0.017	0.0017
c	Written in decimal form, 5.1 × 10\(^0\) is:
	0	5.1	51