vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

The sum of the least and greatest of 3 consecutive integers is 98. What is the lowest integer?

Lời Giải

T h e s u m o f t h e l e a s t an d g re a t es t o f 3 co n sec u t i v e in t e g ers i s 98. Wha t i s t h e l o w es t in t e g er ?

Lời Giải

The number : 49 \frac{1}{2}

Các bước giải pháp

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

A.T.Q.:

x + x + 1 = 98

Giải

x + x + 1 = 98 : x = \frac{97}{2}

x + 2 = \frac{97}{2} + 2 = \frac{101}{2}

x + 1 = \frac{97}{2} + 1 = \frac{99}{2}

Chuyển phân số không thực sự thành hỗn số:

\frac{99}{2} = 49 \frac{1}{2}

The number : 49 \frac{1}{2}

Ví dụ phổ biến

Christopher has a loyalty card good for a 20% discount at his local pharmacy. What would his total in dollars and cents be, after the discount and before tax, if the total cost of all the items he wants to buy is 37.35? Round to the nearest cent.the sum of four consecutive numbers is 3962. find the numbers joe has 7 apples, he eats five, how many are left over The sum of an integer and 2 times the next consecutive integer is 2. Find the value of the lesser integer.Three different systems of equations are listed below. Choose ONE of the systems and find the point of intersection (by phương pháp thế, elimination or graphing).