Test Index

BECE Mathematics 2012 Paper

Question : 33

Total: 40

Solution:

Concept:

Repeatedly divide the decimal number by

5

and read the remainders from bottom to top.

Explanation:

Divide

84

5

84 \div 5 = 16

with remainder

4

Divide

16

5

16 \div 5 = 3

with remainder

1

Divide

3

5

3 \div 5 = 0

with remainder

3

Now write the remainders from the last remainder to the first remainder:

3, 1, 4

Therefore,

84 = 314_{\text{five}}

Answer:

\;\;314_{\;\text{five }\;}

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