Iain has 200 pennies. He realizes that 30 of his pennies are older than he is. If he wishes to get rid of these pennies and then throw out 20% of his remaining pennies, how many will he have left?
Иайн 200 пени дорад. Вай мефаҳмад, ки 30 пени ӯ аз ӯ калонтар аст. Агар ӯ хостад, ки ин пениҳоро партояд ва сипас 20% аз пениҳои боқимондаашро партояд, чанд пени боқӣ мемонад?
How many pennies does Iain have after removing the older ones? ** Start with taking out the older pennies 200 pennies - 30 pennies = <<200-30=170>>170 pennies
How many pennies does Iain have after removing the older ones? ** Take the 170 pennies * .20 = <<170*.20=34>>34
How many pennies does Iain have after removing the older ones? ** 170 pennies - 34 pennies = <<170-34=136>>136 pennies.
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Чанд пени Iain пас аз хориҷ кардани пениҳои кӯҳна дорад? ** Бо хориҷ кардани пениҳои кӯҳна шурӯъ кунед 200 пени - 30 пени = <<200-30=170>>170 пени
Чанд пени Iain пас аз хориҷ кардани пениҳои кӯҳна дорад? ** 170 пени * .20 = <<170*.20=34>>34
Чанд пени Iain пас аз хориҷ кардани пениҳои кӯҳна дорад? ** 170 пени - 34 пени = <<170-34=136>>136 пени.
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