The answer is C. 21/50 is 0.42. 7/50 is 0.14. 19/50 is 0.38. 43/50 is 0.86. To convert a fraction to a decimal, you will have to divide the numerator by the denominator.
Hope this helped.
Answer:
It would be expected to land on tails 45 times.
Step-by-step explanation:
If there is a 50% chance to land on tails, about half of the time it would land on heads.

Substitute the value of x = -3 to the equation:

2*3=6
6*3.33=20
3^20
i hope that helps
395 *25% could also be interpreted as 395/4
395 = 98.75
4