4 cm = _______
4 mm
40 mm
400 mm
0.4 mm
Write 5.58 to one decimal place .
5
5.6
5.7
5.59
Which of the following is a rational number .
√3
0.6
√8
√7
The standard form of 720 ×106 is ________ .
7200000
7200 ×105
7.2 ×108
none of these
If un+1=un+5 and u1=3,then u3=_______ .
3
8
13
18
A centimetre is __________ part of a metre .
Ten
Tenth
a hundred
a hundredth
250 cm = _____ .
2.50 m
25 m
250 m
2500 m
3.65 m = ________ .
36.5 mm
365 mm
3650 mm
3.65 mm
62×19 is aproximately equal to _________ .
3600
3000
1200
2000
Round 78540 to the nearest 100 .
79000
78600
78500
80000