Lời Giải
Lời Giải
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Represent the numbers with :
A.T.Q.:
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The sum of two numbers is 31. Half the larger number increased by four is same as the smaller number. Find the numbers.Faith invested 4,100 in an account paying an interest rate of 2.6% compounded monthly. Assuming no deposits or withdrawals are made, how long would it take, to the nearest year, for the value of the account to reach 5,290?calculate the simple interest when a sum of Rs 20000 is deposited for 3 years at an interest rate of 8 percent per annumThe diameter of a circle is 4 in. Find its chu vi in terms of pipi.The đường kính of a circle is 8 cm. Find its area in terms of pipi