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WorksheetsClass test Revision
Total questions: 12
Worksheet time: 19mins
Name
Class
Date
1.
Express your answer correct to 2 singnificant figures 127 068.
a)
13
b)
137
c)
130 000
2.
Express your answer correct to 2 signifiant figures 3.45.
a)
3.50
b)
3.5
c)
3.4
3.
Express your answer correct to 3 singnificant figures 78.679.
a)
78.7
b)
78.70
c)
780
4.
Express your answer correct to 3 singnificant figures 0.0075867
a)
0.008
b)
0.00758
c)
0.00759
5.
Express your answer correct to 3 decimal places 0.0075867.
a)
0.007
b)
0.008
c)
0.00759
6.
Express your answer correct to 3 decimal places 786.999.
a)
999
b)
787
c)
787.000
7.
Express your answer correct to 4 significant figures 0.0075867.
a)
0.007587
b)
0.0076
c)
0.0075867
8.
Express your answer correct to 3 significant figures 780 000 000.
a)
780 000 000
b)
781 000 000
c)
780
9.
Round off to 4 significant figures 0.0037892
a)
0.0037
b)
0.003789
c)
0.0038
d)
37892
10.
Express 18 km/h in m/min
a)
7000 m/ min
b)
6.78 m/min
c)
18000 m/min
d)
300 m/min
11.
Benedict cycled from Jurong Park to Changi Beach in 150 minutes at a speed of 30 km/h.
Find the distance he cycled.
a)
75 km
b)
4500 km
c)
90 000 m
12.
A car traveled at a uniform speed of 60 km/h for 1 h 30 min. The car then traveled the
remaining distance of 100 km at a uniform speed of 80 km/h. Find the average speed of
the whole journey.
a)
69
b)
69 1/11
c)
69.1 km/h
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