he

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

פּוֹפּוּלָרִי Word Problems >

The sum of two numbers is 50 . The second number is five times the first. Find the numbers. Two numbers are in the ratio 1:11 and their sum is 15 . Find the numbers.

פתרון

T h e s u m o f tw o n u mb ers i s 50 . T h e seco n d n u mb er i s f i v e t im es t h e f i rs t . F in d t h e n u mb ers . Tw o n u mb ers a re in t h e r a t i o 1 : 11 an d t h e i r s u m i s 15 . F in d t h e n u mb ers .

פתרון

The numbers : 1 \frac{1}{4}, 13 \frac{3}{4}

צעדי פתרון

Represent the numbers in ratio 1:11 with

x

x

11 x

A.T.Q.:

x + 11 x = 15

x + 11 x = 15, x

פתור בשביל:

x = \frac{5}{4}

x = \frac{5}{4}

11 x = 11 \cdot \frac{5}{4} = \frac{55}{4}

הסב שבר מדומה למספר מעורב:

\frac{5}{4} = 1 \frac{1}{4}

הסב שבר מדומה למספר מעורב:

\frac{55}{4} = 13 \frac{3}{4}

The numbers : 1 \frac{1}{4}, 13 \frac{3}{4}

דוגמאות פופולריות

A number added to twelve is equal to five times the number.The circumference of a circle is 20pi ft. What is the area, in square feet? Express your answer in terms of pipi.Luther deposited 300.00 into a new savings account that earns 8% interest compounded monthly. How long will it take for the balance to grow to 359.00?Round your answer to the nearest month.Bella is saving up money to buy a car. Bella puts 6,000.00 into an account which earns 8% interest, compounded quarterly. How much will she have in the account after 8 years?Omar has 8,815 in an account that earns 10% interest compounded annually.To the nearest cent, how much will he have in 1 year?