20 Time


We are learning to: Explore international time zones. Explore the relationship between time, distance and average speed.


Day One Try these. 1


Real time: Town clock:


Real time: Town clock:


Answer: 2 Marks:


The woman who fixed the clock sent an unusual bill for her work. It didn’t include the cost of her work, but instead contained this puzzle: “The cost of my work is three times the number of minutes that the clock lost between 1 am and 11 am, plus VAT at 15%.” Can you work out how much money she was owed?


/2


1 am 1 am


Recently, people began to notice that their town clock was slowing down. It was reset each night at 1 am, but it lost 2.5 minutes every hour. What time did it show when the real time was 11 am? Use the table below to help you.


2 am 1:57:30 am 3 am


Answer: 3


At what time should Marco put (a) the turkey and (b) the goose into the oven to ensure that each is fully cooked by 5:30 pm? The turkey weighs 8 kg and the goose weighs 4.5 kg.


Marks:


/2


Cooking Times


Turkey: 20 mins per 1 kg plus an extra 90 mins


Goose: 15 mins per 500 g plus an extra 30 mins


Answers: (a) 84 Strand: Measures Strand Unit: Time


(b)


Marks: Today’s Marks:


/2 /6


Week 20


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