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In an exam,90 students passed

In a exam 80% students passed in accountancy, 85% paased in mathematic ,75% passed in both subject. If 45 students fail in boths
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2. asked by Anonymous
3. 603 views
The marks of 2376 students in an IB exam are normally distributed with mean 49 marks and variance 225A) if the mark is 45
1. 2 answers
2. asked by sara
3. 913 views
75% of the students in a class passed an exam if 2 more students had passed the exam , 80% would have been successful . how many
1. 5 answers
2. asked by loveleen
3. 2,538 views
In an exam,90 students passed in science and 60 students failed in science and 80 failed in maths and 30 failed in both then
1. 1 answer
2. asked by Nirjal
3. 497 views
The overall probability of a student failing an exam is 40%. Calculate the probability that in a group of 6 students, at least 4
1. 6 answers
2. asked by susan
3. 11,677 views
Mr. Mole determined that 2/3 of the students in his math class had pased the final exam. If 16 students passed the test, how
1. 1 answer
2. asked by essence
3. 1,298 views
draw a Venn diagram that represents this question:in an exam, 31 candidate passed chemistry, 29 passed physics and 3 failed both
1. 1 answer
2. 89 views
can you please help me ❤A group of students at a high school took a standardized test. The number of students who passed or
1. 3 answers
2. asked by Imasheep
3. 48 views
In class of 125 students, 70 students passed in Math, 56 students passed in Statistics, and 30 passed in both. The probability
1. 2 answers
2. asked by Anonymous
3. 1,268 views
see ive passed Foragers,farmers,and Builders (exam 007678) & The Axial Ages And Fitful Transitions (exam 007679) but i failed
1. 16 answers
2. asked by Adrianna
3. 825 views