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شائع Word Problems >

The sum of 3 consecutive odd numbers is357. What is the largest of the numbers?

الحلّ

T h e s u m o f 3 co n sec u t i v e o dd n u mb ers i s 357. Wha t i s t h e l a r g es t o f t h e n u mb ers ?

الحلّ

The largest number : 121

خطوات الحلّ

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

A.T.Q.:

x + x + 2 + x + 4 = 357

x + x + 2 + x + 4 = 357

حلّ:

x = 117

x + 2 = 117 + 2 = 119

x + 4 = 117 + 4 = 121

Select the largest solution:

121

The largest number : 121

أمثلة شائعة

Shawn earned some money doing odd jobs last summer and put it in a savings account that earns 10% interest compounded monthly. After 4 years, there is 1,000.00 in the account. How much did Shawn earn doing odd jobs?20% of what number is 87?Three more than six times a number is 51 Find the time required for an investment of 5000 dollars to grow to 6100 dollars at an interest rate of 7.7 percent per year, compounded quarterly.Nate has 70 in an account that earns 5% interest compounded annually.To the nearest cent, how much will he have in 3 years?