Question 1
The table gives the lengths, in metres, of five road tunnels.
Which of these five tunnels has the greatest length?
(1)
Write down the value of the 9 in the number 13 972
The length of one of the tunnels, when rounded to the nearest thousand, is 17 000 metres.
(1)
Write down the name of this tunnel.
(1)
Work out the total length of the Arlberg tunnel and the Jinpingshan tunnel.
(1)