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شائع Word Problems >

the product of two consecutive positive integers is 20. find the value of the greater integer.

الحلّ

t h e p ro d u c t o f tw o co n sec u t i v e p os i t i v e in t e g ers i s 20. f in d t h e v a l u e o f t h e g re a t er in t e g er .

الحلّ

The largest number : 5

خطوات الحلّ

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x (x + 1) = 20

x (x + 1) = 20

حلّ:

x = 4, x = - 5

Select positive solutions:

4

x + 1 = 4 + 1 = 5

Select the largest solution:

5

The largest number : 5

أمثلة شائعة

Marissa drives for 3hours at 60km per hour. Maricel drives 260kilometers in 4hours. How far would Marissa travel if she drove for 3hours at the same speed as Maricel The product of two consecutive positive odd integers is 35. Find the value of the greater integer the sum of ten and quotient of a number and 3 is equal to the difference between twice the number and 5 Find the compound amount for the deposit and the amount of interested earned.\15, 000 at %5 compounded monthly for 18 years. The compound amount after 18 years is\$Bonnie is saving up money to buy a car. Bonnie puts 10,000.00 into an account which earns 9% interest, compounded annually. How much will she have in the account after 9 years?