Question

The ages of three girls; Mandy, Dora and Ann are, 113 base 4 , 133 base 4 , and 131 base 4 respectively;

find the difference between the sum of the ages of Dora and Ann and that of Mandy
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Answer 1

211 base 4

Explanation:

Sum of dora and Ann = (133+131) base 4

= 330 base 4

Difference = (330-113) base 4

= 211 base 4