The number of measles cases increased 26.3% to 321 cases this year. What was the number of cases prior to the increase? Express your answer rounded correctly to the nearest whole number.

The right answer is "".

Step-by-step explanation:

Let the number of earlier case will be "x".

Now,

⇒

or,

⇒

By taking "x" common, we get

⇒  

⇒                    

⇒                      

or,

⇒                    

answer: a. 13/44

step-by-step explanation: judging by the information given to us, we are looking for experimental probability. we can see that 13 males have chosen chocolate ice cream. there are 44 ice creams in total (remember that the total is always the denominator). so our answer is 13/44.