subject
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.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 13:00
What is the answer to |-2x-5|-|-4+8| and x=7
Answers: 2
question
Mathematics, 22.06.2019 02:40
A) find the derivative of the inverse to f(x) = 3x + sint at x 6. b) (cale) find the derivative of the inverse to f(x)+3sin at x 6. if x +2y -34, ind he behaviar of the cure at 4,.3), c) a. increasing, concave up d. decreasing, concave down b. increasing, concave down e. decreasing, inflection point c. decreasing, concave up
Answers: 2
question
Mathematics, 22.06.2019 03:30
If using the method of completing the square to solve the quadratic equation x 2 + 16 x + 24 = 0 x 2 +16x+24=0, which number would have to be added to "complete the square"?
Answers: 1
question
Mathematics, 22.06.2019 04:10
What is the slope-intercept from of the equation y+5=4(x+8)?
Answers: 2
You know the right answer?
There are 80 pupils in a group. The only languages available for the group to study are Spanish and...
Questions
question
Mathematics, 03.06.2021 01:00
question
Mathematics, 03.06.2021 01:00
question
Mathematics, 03.06.2021 01:00