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Omni-MATH / At the start of this month, Mathilde and Salah each had 100 coins. For Mathilde,…

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problem

At the start of this month, Mathilde and Salah each had 100 coins. For Mathilde, this was 25%25 \% more coins than she had at the start of last month. For Salah, this was 20%20 \% fewer coins than he had at the start of last month. What was the total number of coins that they had at the start of last month?
Plain-text mathematical notation (without MathML)
At the start of this month, Mathilde and Salah each had 100 coins. For Mathilde, this was 25% more coins than she had at the start of last month. For Salah, this was 20% fewer coins than he had at the start of last month. What was the total number of coins that they had at the start of last month?
Original LaTeX notation
At the start of this month, Mathilde and Salah each had 100 coins. For Mathilde, this was $25 \%$ more coins than she had at the start of last month. For Salah, this was $20 \%$ fewer coins than he had at the start of last month. What was the total number of coins that they had at the start of last month?

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Source and history

task_id
a8f48740-01ca-5329-af6b-481f06aff579
task_key
test--a8f48740-01ca-5329-af6b-481f06aff579
task_revision_id
1
config / split
/ test

Official source

initial import