7and 8 please I need help with❤️
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The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?
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Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?
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What is the perimeter of a rectangle if the length is 5 and the width is x?
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