self Maths Puzzle

mini and vinay are quiz masters preparing for the quiz.in 'x' minutes,mini makes 'y' ques. more than vinay.if it were possible to reduce the time needed by each to make a question by two minutes, then in 'x' minutes mini would make 2y questions more than vinay.how many questions does mini makes in 'x' minutes?

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self Other Question

Use four 5s and some of the symbols +, ×, −, and ÷ to give expressions for 0, 1, 2, and 5 the smallest number divisible by the first 50 natural numbers