What’s the correct answer for this question

0.11.

Step-by-step explanation:

From the given table it is clear that,

Probability that the selected seventh grader takes the bus = 0.44

Probability that the selected seventh grader drop off by parents = 0.12

Total probability of seventh Grader = 0.56

Probability that the selected eighth grader takes the bus = 0.11

Probability that the selected eighth grader drop off by parents = 0.33

Total probability of Eighth Grader = 0.44

Therefore, the selected eighth grader takes the bus is 0.11.

.19875994384

step-by-step explanation:

1699/ 8548

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)