Mathematics, 08.06.2021 01:20, sconner733

There are 80 pupils in a group. The only languages available for the group to study are Spanish and Chinese.

45 pupils study Spanish.
60 pupils study Chinese.
10 pupils study neither Spanish nor Chinese.

Find the probability to select a pupil that studies Spanish but not Chinese.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:00, yoongnzl

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Answers: 1

continue

Mathematics, 21.06.2019 18:50, millernicholas622

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Answers: 1

continue

Mathematics, 21.06.2019 22:30, kdtd3163

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%

Answers: 1

continue

Mathematics, 21.06.2019 22:30, glstephens04

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)

Answers: 2

continue

Do you know the correct answer?

There are 80 pupils in a group. The only languages available for the group to study are Spanish and...