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in an exam 90% students passed if the 15 student fail find the number of students appeared in the examination​

Respuesta :

muscularjj1

Answer:

150

Step-by-step explanation:

15 fail

90 percent pass

15=10 percent

135=90 percent

150

shaha75

Step-by-step explanation:

90%passed

100%-90%=10% failed

10%=15 students

100%=x students

  • USE CROSS METHOD

10x=1500

x=1500/10

x=150 number of students appeared in the exam.

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