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2011 Math Kangaroo

Problem 6

Problem 6 · 2011 Math Kangaroo Easy
Fractions, Decimals & Percents unit-ratedivision

Lenka paid 1 Euro and 50 Cents for three scoops of ice cream. Miso paid 2 Euros and 40 Cents for two chocolate bars. How much did Igor pay for one scoop of ice cream and one chocolate bar?

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Answer: A — 1 € 70 c
Show hints
Hint 1 of 2
Find the price of one scoop and the price of one bar separately.
Still stuck? Show hint 2 →
Hint 2 of 2
Three scoops cost 1.50 €; two bars cost 2.40 €.
Show solution
Approach: unit prices, then add
  1. One scoop: 1.50 € ÷ 3 = 0.50 €. One bar: 2.40 € ÷ 2 = 1.20 €.
  2. One scoop + one bar = 0.50 + 1.20 = 1 € 70 c, answer A.
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