Use the graph to estimate: a the speed, in km/h, of a car travelling at 65 mph b the speed, in mph, of a train travelling at 110 km/h.
a) 104 km/h b) 69 mph
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15
George and his friend Jane buy copies of the same book on the internet. George pays $16.95 and Jane pays £11.99 on a day when the exchange rate is $1 = £0.626. Calculate, in dollars, how much more Jane pays.
$2.20
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seesaw
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gold
Win 50 points!
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rocket
Go to first place!
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banana
Go to last place!
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15
Convert 480 minutes into hours and minutes.
8 hours and 0 minutes.
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15
How much time passes from 19.35 on Monday to 03.55 on Tuesday?
8 hours and 20 min passes.
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15
A carton contains 250 ml of juice, correct to the nearest millilitre. Complete the statement about the amount of juice, j ml, in the carton. …… j < …..
249.5 <= j < 250.5
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15
A doctor starts work at 20 40 and finishes work at 06 10 the next day. How long is the doctor at work? Give your answer in hours and minutes
the doctor is at work for 10 hours and 30 minutes.
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15
What is the time difference between 8:30 AM and 3:45 PM on the same day?
5 hours and 15 minutes
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banana
Go to last place!
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seesaw
Swap points!
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shark
Other team loses 20 points!
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lifesaver
Give 20 points!
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boom
Lose 50 points!
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gift
Win 5 points!
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shark
Other team loses 25 points!
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baam
Lose 25 points!
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15
Ella’s height is 175 cm, correct to the nearest 5 cm. Write down the upper bound of Ella’s height.
the upper bound of Ella's height is 180 cm.
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15
If a = 3.6 (to 1dp) and b = 14 (to the nearest whole number), fi nd the upper and lower bounds for each of the following:1)ab 2)a/b
1) 47.925 <= ab < 52.925 2) 0.245 <= a/b < 0.270
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15
Adam changes $700 into euros at a bank. The exchange rate is $1 = 0.904 euros. Work out the amount Adam receives.
632.8
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15
Express each quantity in the units given in brackets