SOLUTION: Mrs Smith bought 6 buckets of wine, A, B, C, D, E and F. Their capacities were 5L, 6L, 8L, 9L, 10L and 11L respectively. She kept one bucket of wine for herself and sold the rest t

Question 983556: Mrs Smith bought 6 buckets of wine, A, B, C, D, E and F. Their capacities were 5L, 6L, 8L, 9L, 10L and 11L respectively. She kept one bucket of wine for herself and sold the rest to Mrs Bread and Mrs Regan. Which buckets Mrs Smith keep for herself if Mrs Bread bought twice as many litres as Mrs Regan?
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
I see only one answer that makes sense.
= the capacity (in L) of the one bucket Mrs Smith kept for herself.
= the sum of the capacities (in L) of the buckets Mrs Smith sold to Mrs Regan.
= the sum of the capacities (in L) of the buckets Mrs Smith sold to Mrs Bread.
= the sum of the capacities (in L) of the buckets Mrs Smith sold to Mrs Bread and Mrs Regan.
= the sum of the capacities (in L) of all the buckets Mrs Smith had before selling any.
Since the sum of the capacities (in L) of all the buckets Mrs Smith had before selling any is
,

is a multiple of ,
so must be more than a multiple of .
, , and do not work.
, and would work too, but are not options.
works because .
That would make -->--> ,
and since , Mrs Regan must have bought the and buckets,
and Mrs Bread must have bought the remaining 3 buckets:
.
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