Tn = t1 + (n-1)*d, so t5 = t1 + 4*d, then d = (t5 -t1)/4 = 1/2,
Then t2 = t1 + d = 4+1/2 = 9/2=4.5, so The third one!
Answer from: Quest
1603 is the correct one.
Answer from: Quest
3-4
step-by-step explanation:
the answer is 3-4 because both 45 and 60 has a multiple of 15.
45/3=15
60/4=15
therefore the odds against selecting a red is 4-3
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