it

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popolare Word Problems >

Two numbers are in the ratio 4:2. if the differenza between the two numbers is 18, what are the numbers

Soluzione

Tw o n u mb ers a re in t h e r a t i o 4 : 2. i f t h e d i ff ere n ce b e tw ee n t h e tw o n u mb ers i s 18, w ha t a re t h e n u mb ers

Soluzione

The numbers : 36, 18

Fasi della soluzione

Represent the numbers in ratio 4:2 with

x

4 x

2 x

A.T.Q.:

4 x - 2 x = 18

Risolvi per

x, 4 x - 2 x = 18 : x = 9

4 x = 4 \cdot 9 = 36

2 x = 2 \cdot 9 = 18

The numbers : 36, 18

Esempi popolari

blood pressure to be reduced by 15% to get down to 120mmHg. What is her current blood pressure 10% of a number is 15. What is the number?You deposit 26.00 in an account earning 6% interest compounded monthly. How much will you have in the account in 160 years?Find the time required for an investment of 16 000 to grow to 21 000 at an annual interest rate of 6% if the interest is compounded quarterly.How many lamps will fail between 950 and 1000 hours?