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Represent the number with
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Four times the product of negative five and a number.The sum of two numbers is twice their 差. The sum of the squares of the two numbers is 6250.What are the to numbers.Devaughn is 11 years younger than Sydney. The sum of their ages is 53. What is SydneyA pair of dice is rolled one time. Find the probability of rolling a sum between 6 and 10 exclusiveAfter a discount of 20% the cost of a frock is Rs 720 . Find its marked price