The currency used in a country is called ‘Matimalik'(M) and is of base seven. A lady in that country bought 4 bags of rice at M56 per bag and and 3 tins of milk at M4 per tin. What is the total cost of the item she bought?
-
A.
M2467 -
B.
M2427 -
C.
M2367 -
D.
M3417 -
E.
M3387
Correct Answer: Option D
Explanation
4 bags of rice – M 56 each
3 tins of milk – M 4 each
(M 56 times 4 = M 323)
(M 4 times 3 = M 15)
(M (323 + 15) = M 341)