By the end of the school year. Terry had passed 80% of his science tests. If Terry failed 4 science tests, how many science tests did Terry pass?

In an examination 56% of the candidates failed in English and 48% failed in science. If 18% failed in both English and science, find the percentage of those who passed in both the subjects.

In a class of 25 students, 18 of them passed in maths, 14 of them passed in Science and 3 of them failed in both the exams. How many students passed in both the exams ?

In class , 70 students wrote two tests, viz,. Test-I and Test-II. 50% of the students failed in Test-I and 40% of the students failed in Test-II. How many students passed in both the tests?

In an examination 56% of the candidates failed in English and 48% Failed in Science. If 18% failed in both English and Science ,find the percentage of those wgo passed in both the subjects.

42% of the total number of student passed in a class test. How many students failed, if the total number of students in the class is 1450 ?

In a test. 90% of the students passed and 4 students failed. How many students appeared for the test?

In a class, 70 students wrote two tests wiz, test-I and test-II 50% of the students failed in test I and 40% of the students in test -II. How many students passed in both tests?