Answer:
or 21.45%
Explanation:
To find the probability that Jake will get a calculator, we simply divide the number of calculators to the number of students in the class.
Probability =

Probability =

To find the probability in percentage form, we simply multiply the quotient of
by 100

0.2142 x 100 = 21.42%
So Jack has a 21.45% chance of getting a calculator from the teacher.