4. In a train, 15people travel in first class and 35% travel in second class and theremaining travel in the A.C. class. Calculate the percentage of A.C. class travellers.5, A boy eats 25% of the cake and gives away 35% of it to his friends. What percent ofthe cake is still left with him ?6. What is the percentage of vowels in the English alphabet ?7, (i) 6 % of what number is 375 ?4(ii) 0.2% of a number is 5, Find the number.(iii) 30 is 16% of a number. Find the number.

4. In a train, 15people travel in first class and 35% travel in second

1.	4. In a train, 15people travel in first class and 35% travel in second class and theremaining travel in the A.C. class. Calculate the percentage of A.C. class travellers.5, A boy eats 25% of the cake and gives away 35% of it to his friends. What percent ofthe cake is still left with him ?6. What is the percentage of vowels in the English alphabet ?7, (i) 6 % of what number is 375 ?4(ii) 0.2% of a number is 5, Find the number.(iii) 30 is 16% of a number. Find the number.
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