Answer:
for number one, look at the screenshot attached, that should help
Step-by-step explanation:
The worst case is when you pull 4 out and have 4 different colors. the 5th sock MUST match one of these. 5 is the answer
let the length of each shorter side be x
length of longer side= x+14
2(x+14) + 2x = 48
2x + 28 + 2x = 48
4x + 28 = 48
4x = 48-28
4x = 20
x = 5
shorter side = 5cm
No, 3/4 is equivalent to 6/8 and 7/8 is in its final form