What is the probability?

Question

If you roll two six-sided dice, what is the probability that at least one die shows a 1,2,3,4 or the sum is odd?

 

My answer is .944 but I'm really not sure it is correct.  Please explain steps to finding the answer.

Answer 1

blue color in the pie charts are 2 out of 4 and 1 out of 3.  what's the probability that blue will be selected?

Answer 2

What is the probability that the mean for the sample of 36 employees randomly selected for the study will exceed 25 days?

Answer 3

it is so easy it is 1/6 because there is only 1 number 1 on the dice and there is 6 on the dice for the total.   

Answer 4

half the workers in a certain factory are  women,but amoung the part-time workers they represent a much larger proportio, infact four fifths. Aquarter of the overall work force consits of parttimers. If a worker is chosen at random,what is the probability?

the worker in male

The worker if full time

The worker is male given that he is part-time

The worker is full time or female

Answer 5

The probability that Ann will have to wait more than five minutes for the next bus is 0.4. What is the probability that she will not have to wait more than five  minutes?

 

Answer 6

A machine produces 10% defective bolts. 400 bolts produced by the machine are randomly selected. What is the probability that defective bolts are between 35 and 40 (both inclusive)?   (a) 17.88% (b) 53.19% (c) 35.31% (d) 64.69%