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
Explanation
Correct Option
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Discussions (14)

samoje
3 years ago

For those that got wrong answer,you did cus you didn't use multiplication of number bases.

atmosphere
11 years ago
1 bag cost M56, i.e 4bags = 4xM56 = M224
1 tin of milk, cost M4, i.e 3 tins cost 3xM4 = M12
:total cost of items is 224 + 12 = 236base7



