The ratio 75: 125 in its simplest form is written as: 

If a clock strikes 12 in 33 seconds, it will strike 6 in how many seconds?

A party for 50 people was organized at their own expense. 48 of them paid Rs 950 each, while the other two paid Rs 1200 more than the group's average expenditure. The total expenditure incurred was.

Profit after selling a commodity for 524 is the same as loss after selling it for Rs. 452. The cost price of the commodity is 

If 5500 copies are published and the transportation cost on them amounts to Rs. 82,500, then what should be the selling price of the book so that the publisher can earn a profit of 25%?

Directions:Study the following table carefully to answer these questions:

Percentage of Marks obtained by six students in six subjects

What are the average marks obtained by all students in Chemistry?

Ravi had five subjects in his final examination. The maximum marks in each subject are 100. If his percentage in four subjects is 80, and he scores 65 marks in the fifth subject, determine his overall percentage for the five subjects.

What approximate value should come in place of the question mark(?) in the following question?
5223÷36×0.93=?