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Increasing the original price of an item by 20% and then decreasing the price by 20% is equivalent to which of the following?

If -8≤x≤x and 0≤y≤14 what is the greatest possible value of (y-x)?

How many times does the digit 4 come to write numbers from 1 to 100?

Which of the following is the next number in the series: 2,4,3,9,4,16,5,25,6…………….?

A wristwatch was sold at 10% profit. If the cost was 15% less and the selling price was tk 20 less, then the trader would have made a profit of 20%. W

In a book store, the sales of a book decreased by 80% from 2007 to 2008. If the sales in 2009 were the same as in 2007, what would be the percentage i

Robin has 4 times as many Azad has and 5 times as many as Kalam has. If Kalam has more than 40 marbles, what is the least number of marbles Robin coul

If x is a positive number, 500% of x is what percent of 500x?

How much longer is required to drive one mile at 60 Miles/hour than at 100 Miles/hour?

During a sale, a salesperson was putting a new price tag on each item. On one shirt, he accidentally raised the price by 15% instead of lowering the p

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