631 P3.WN.JC.17121094
Level 3
A box is thrice as long as a book. The book is twice as long as a notebook. The box is 7 m 15 cm longer than the notebook. What is the total length of the book and the notebook?
4 m
W 4 operations Model Comparison Model Times-as-many Units method
632 P3.WN.JM.17110828
Level 3
A ribbon of 200 cm long is cut into three pieces A, B and C. A is 24 cm shorter than B. C is twice as long as A. How long is A?
4 m
W 4 operations Length Model Comparison Model Times-as-many Units method
633 P3.WN.JC.17121089
Level 3
There are 3 pieces of strings with a total length of 2 m 96 cm. The first piece of string is 40 cm more than the second piece of string while the third piece is twice the length of the first piece of string. Calculate the length of the third piece of string. (Write the answer in metres and centimetres.)
4 m
W 4 operations Length Unit conversion Model Comparison Model Times-as-many Units method
634 P3.WN.JC.17102575
Level 3
There are 3 strings of different length. The first string is 18 cm more than the second rope and the third rope is twice the length of the first rope. Given that the total length of the 3 ropes is 1 m 74 cm, find the length of the first rope.
4 m
W 4 operations Length Unit conversion Model Comparison Model Times-as-many Units method
635 P3.WN.JM.17110784
Level 3
Richelle cut 460 cm of a ribbon into 3 pieces. The 1st piece was 3 times as long as the 2nd piece. The 3rd piece was 120 cm long. How long was the 2nd piece?
4 m
W 4 operations Length Model Times-as-many Units method

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