Numbers 1

What is 34.67 rounded to the nearest tenths?

• 35.00

• 34.70

• 34.60

• 34.65

Which number can be rounded to 37.90?

• 37.867

• 37.836

• 37.895

• 37.905

What is 35 rounded to the nearest ten?

• 30

• 40

• 45

• 50

Round 12.87 to nearest whole number.

• 12.9

• 12.8

• 13.0

• 13

Round 0.010229 to four significant figures

• 0.01023

• 0.01022

• 1022

• 1023

Round 1009 to three significant figures

• 100

• 1000

• 101

• 1010

Calculate 923 g ÷ 20312 cm³ and give your answer with 2 significant figures.

• 0.04 g/cm³

• 0.0454 g/cm³

• 0.045g/cm³

• 0.05 g/cm³

Which of the number is written in standard form?

• 50×10³

• 3×10⁻⁴

• 3×10^2.1

• 0.9×10²

What is the standard form for 4345?

• 4345*10⁰

• 4.345*10³

• 43.45*10²

• 4.345*10^-3

0.000134 in standard form is

• 1.34×10⁴

• 1.34×10⁻⁴

• 13.4×10⁻⁵

• 13.4×10⁵