Mathematics

Question 1

1Convert 30₅ to base ten.

Medium

A. 14 B. 30 C. 15 D. 20

Question 2

2The digit 2 can appear in a base two number.

Easy

A. True B. False

Question 3

3The place values in base two, from the right, are

Easy

A. 1, 5, 25, … B. 1, 10, 100, … C. 1, 2, 4, 8, … D. 2, 4, 6, 8, …

Question 4

4Convert 102 (base ten) to base five.

Medium

A. 403₅ B. 402₅ C. 1212₅ D. 412₅

Question 5

5Convert 111011₂ to base ten.

Medium

A. 11 B. 58 C. 59 D. 60

Question 6

6Add 10001₂ + 1001₂. Give the answer in base two: ___

Hard

Your answer (fill in the blank)

Question 7

7Convert 34 (base ten) to base two.

Medium

A. 100010₂ B. 100011₂ C. 100001₂ D. 1000100₂

Question 8

8Convert 111001₂ to base ten.

Medium

A. 1 B. 56 C. 58 D. 57

Question 9

9The base five system uses the digits

Easy

A. 0, 1, 2, 3 and 4 B. 0 to 9 C. 1 to 5 D. 0 to 5

Question 10

10Add 100₂ + 10011₂. Give the answer in base two: ___

Hard

Your answer (fill in the blank)