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In January, Mrs Smith gave Karen $3600.
Karen spent 35% of the sum on shopping, 15% on paying her bills and saved the rest.
In February, Mrs Smith increased the amount she gave to Karen.
Karen now spent the same amount on shopping and increased the amount she spent on paying her bills by 50%.
If Karen saved the remaining 60% of the sum given to her in February,
(a) what was the percentage increase in the sum of money given to her in February as compared to January?
(b) how much more did Karen save in February than January?
Notes to students:
- If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12
- Round your answer off to 2 decimal places