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the sum of 3 times a number and 5 is equal to 2what number is 52.5% of 16.8a desk is on sale for 64%. the sales price is \$136.80. what is the regular priceJack has 1,331 in an account that earns 5% interest compounded annually.To the nearest cent, how much will he have in 3 years?The radius of a 원형 is 19cm Find its area in terms of pi