Number bases quiz

1.Which digits are used in base five?

2.What is 1011 in base two written in base ten?

3.Convert 234 in base five to base ten.

4.Convert 45 to base two.

5.What is the value, in base ten, of the digit 2 in 3214 base five?

6.Work out 243 + 134, both in base five, giving your answer in base five.

7.Work out 23 × 4 in base five.

8.If 23 in base n equals 13 in base ten, what is n?

9.Which of these numbers cannot exist in base four?

10.Convert 100 to base eight.