The divisors of 30 are 1,2,3,5&6 so the probability of rolling one of those is about 5/6 or 83%.
C. This is because to find a percentage markdown you need to multiply by the decimal value of the percentage.
18720-13000=5720
5720÷13000=0.44
Therefore,option A is correct,i.e.,44%
Starting from the top leftmost one and going right in each layer:
3
-5
-4
-4
thats all i have time to do sry