Sarin’s family and The Great Singapore Sale Part 4 (Math Question)

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The blog postings are about the Singapore Math. The readers can learn from the postings about Solving Singapore Primary School Mathematics. The blog presents the Math Concept, the Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids can acquire the skills to deal with the Math Modeling, the Math Problem Solving and the Problem Sum from Lower Primary School to Upper Primary School level after reading the blog postings. This posting is an upper primary school math question on Percentage.

Read the posting on Sarin’s family and The Great Singapore Sale in the Welcome category for the story.

You can read the posting on Sarin learns Average Number, Percentage and Charting in school (Math Concept) to understand about Percentage.

Challenge yourself with the question before look out for the given solution‼

Upper primary school mathematics question UPQ443

Sarin’s father likes to buy some business shirts during the Great Singapore Sale. He likes to be able to buy as many brands of shirt as possible with the amount of money that he had. If he has only $130 and to have bigger amount of saving which are the brands of shirt should he buy and what is the total percentage of saving? 

UPQ443-1

Solution:

            The amount of money that Sarin’s father has is $130

UPQ443-2             It is not enough to buy all 4 brands of shirt.   

            He can buy maximum only 3 brands of shirt = 39 + 29 + 59 = $127

            He needs to choose among the Feraud shirt and Goldlion shirt

            To achieve maximum saving,

UPQ443-3            The brands of shirt he can buy are Renoma, Arnold Palmer and Feraud.

            The total price of the three brands = 79.90 + 53 + 119 = $251.90

            The total percentage of saving = 124.90/251.90 × 100% ≈ 49.58 

More questions on Percentage. Click here…..

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