Answer:
Hope this will help you. Here you have to use the formula P = 2(l+b)
This is asking what number that is at least three digits will have a 4 left over if you divide it by 40. basically take 40 and multiply it with any number bigger than 2 then add 4. some examples are 124, 164, 204 etc
50% should be because you flip it 3 times and there is only 2 sides so it's 50%
Answer:google
Step-by-step explanation:
Look it up