Add the three strips of cut wood together:


John will need to cut a total of 50.05cm of wood.
Subtract this total from the strip John has:

The leftover piece will be 21.95cm long.
Answer:
1/8
Step-by-step explanation:
The probability of picking a 3 is 1/4.
The probability of picking an even number is 2/4.
1/4 × 2/4
2/16 = 1/8
4 is hundreds 8 is tens 6 is ones 4+80+6