Lời Giải
Lời Giải
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The shop marks up pens 40% of its cost. Find the cost if the selling price is 2.34 per pen.Mason earned 1,000.00 from a summer job and put it in a savings account that earns 13% interest compounded monthly. When Mason started college, he had 3,094.00 in the account which he used to pay for tuition. How long was the money in the account?the quotient of twice a number and 7 is 20the sum of two numbers is 41 and their hiệu is 5. what are the numbers?The radius of a circle is 9 cm. Find its chu vi in terms of pipi.