Information about the mother tongue of the students of
three classes in a school in Kolkata is given below:
Languages
Class V Class VI Class VII
Bengali
22
18
14
Hindi
8
12
7
English
3
2
0
Gujarati
8
6
7
Others
12
7.
(i) What is the percentage of students whose mother
tongue is Bengali in Class VI?
(ii) What is the percentage of students whose mother
tongue is Gujarati in Class VII?
(iii) What is the percentage of students whose mother
tongue is Hindi in Class V?
(iv) What is the percentage of students whose mother
tongue is Bengali amongst all the students of the
three classes taken together?
(v) What is the percentage of students whose mother
tongue is Hindi amongst all the students in the
three classes taken together?
Answers
Answer:
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Information about the mother tongue of the students of
three classes in a school in Kolkata is given below:
Languages
Class V Class VI Class VII
Bengali
22
18
14
Hindi
8
12
7
English
3
2
0
Gujarati
8
6
7
Others
12
7.
(i) What is the percentage of students whose mother
tongue is Bengali in Class VI?
(ii) What is the percentage of students whose mother
tongue is Gujarati in Class VII?
(iii) What is the percentage of students whose mother
tongue is Hindi in Class V?
(iv) What is the percentage of students whose mother
tongue is Bengali amongst all the students of the
three classes taken together?
(v) What is the percentage of students whose mother
tongue is Hindi amongst all the students in the
three classes taken together?