In a game two unbiased dice are thrown.A winning score on each throw is a total of 5,6,7 or 8.Find the probability of a win on 70 or more throws out of 120 throws.(use normal distribution)

Question

harsimran_hs4 · Answer

ok lets start step by step
1.  find out the probability of a win in a single event leave the 120 tries

anonymous · Answer

ok then

harsimran_hs4 · Answer

find out and tell me 
if you are struck please feel free to post

anonymous · Answer

i cant figure out how to find probability nof win

harsimran_hs4 · Answer

find out all the combinations in which you can get 5 and tell me

harsimran_hs4 · Answer

struck with something ??