Adding binary quiz

Convert 21 into denary
10101
2
10001
21
What is 10000001 in binary
129
128
127
21
What kind of bite starts with a k
Kibbit
Kangaroo bite
Kibbile
Kibite
What is a bite
Somthing on a computor
I dont know
7
A group of binary didgits or bits
How many bites in a terabite
1
10000000000000
It so big you cant really tell
1000000
What is 1+1+1 in binary terms
1
Window dur!
1 remainder 2
1 remainder 1
What is 1 -1 in binary
0
1
10
100000000000000000000000000000000000000000000000000000000000000000000000
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