Hi All, anyone like to solve this question in PSLE Math paper yesterday? ==========. Helen and Ivan had the same number of coins. Helen had a number of 50-cent coins and 64 20-cent coins. These coins had a mass of 1.134 kg. Ivan had a number of 50-cent coins and 104 20-cent coins . (A) Who has more money in coins and by how much? (B) given that each 50-cent coin is 2.7g more heavier than a 20-cent coin, what is the mass of Ivan’s coins in kilograms?
Helen and Ivan had the same number of coins. Helen had a number of 50-cent coins and 64 20-cent coins. Helen's coins had a total mass of 1.134kg. Ivan had a number of 50-cent coins and 104 20-cent coins. They brought their coins to an OCBC New ATM and banked them in for free.
The End.
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