Answer:72
Step-by-step explanation:because idk
First you find the square root of 16, which is 4. Then multiply 4 by 20, which is 80. Therefore, your answer is 80.
0.308
Explanation
The probability of an event is the number of favorable outcomes divided by the total number of outcomes possible,so
so
Step 1
favourable outcome is the result that is desired, so as the result is a that Raphael purchase the ticket
a) Let
and , the total outcome is the total ticket,so
b) now, replace in the formula:
therefore,the answer is 0.308
I hope this helps you