Study the diagram. Answer the following.
- What is the length of the eraser?
- How much longer is the fountain pen than the eraser?
- The total length of the eraser, the fountain pen and the pen knife?
(a)
Length of the eraser
= 21 - 18
= 3 cm
(b)
Length of the fountain pen
= 26 - 17
= 9 cm
Difference in the length between the fountain pen than the eraser
= 9 - 3
= 6 cm
(c)
Length of the pen knife
= 24 - 16
= 8 cm
Total length of the eraser, the fountain pen and the pen knife
= 3 + 9 + 8
= 20 cm
Answer(s): (a) 3 cm; (b) 6 cm; (c) 20 cm