72 percent of candidates passed in an exam. If the number of failed candidates is 196, then the total number of students who appeared for the exam is?
Anonymous Quiz
86%
700
0%
750
14%
600
0%
650
The number of students who opted for computer courses decreased by 15%. If the number is 2550 now, then the original number of students opting for computer courses was?
Anonymous Quiz
0%
3150
100%
3000
0%
4000
0%
4500
A student multiplied a number by ⅖ instead of 5/2. What is the % error in the calculation?
Anonymous Quiz
25%
40%
13%
48%
38%
64%
25%
84%