Answer:
4
Step-by-step explanation:
because 32 divided by 8 = 4
225 3x5 is 15 and to the power of 2 is 15x15 so multiply and you get 225 hope it helps
Answer:
9 wagon stamps and 1 sailboat stamp!
Step-by-step explanation:
7×4= 28
28+3=31
The anwser is 9.8333333333
Answer:
0.0713 = 7.13% probability that the result is positive.
Step-by-step explanation:
Probability of a positive test:
91% of 1/650(has the disease).
7% of 1 - 1/650 = 649/650(does not have the disease). So

0.0713 = 7.13% probability that the result is positive.