2 years ago

Tell me the answer for this

Mathematics

1 answer:

vovikov84 [41]2 years ago

6 0

Step-by-step explanation:

total students=99

finished entering marks =9\11

let the entered number be x

now,

"x=9\11×99

x=9×9

x=81

again,

99-81=18

the remaining number of students is 18

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