Quantitative Aptitude - Arithmetic Ability Questions

The average weight of 35 apples is 50 grams. If some apples of weight 40 grams each were removed, then average weight becomes 57.5 grams. How many apples of weight 40 grams were removed?

Marked price of an item is Rs 400. On purchase of 1 item discount is 6% and on purchase of 4 items discount is 24%. Rachita buys 5 items, what is the effective discount?

After selling 5% of a quantity of sugar, 5 Kgs of sugar remains . Find the total quantity of sugar?

A man donates 30% of his wealth to charity. 30% and 25% of the remaining wealth to his wife and son respectively. The rest he divides equally between his three daughters. One of his daughter gets Rs 42 lakh as her share. What was the man's wealth (in Rs lakhs)?

The brother is elder to his sister by 6 years. Seven years ago the product of their ages was 72. What is the age of the brother?

The two roots of a quadratic equation are given as x = 1/7 and x = -1/8 . The equation can be written as:

The average marks of 40 students in an examination was 34. It was later found that the marks of one student had been wrongly entered as 62 instead of 26. what is the correct average?

The average of three consecutive odd numbers is 52 more than 1/3rd of the largest of these numbers. What is the smallest of these numbers?