Seudónimo Seudónimo

02-09-2016
Mathematics

contestada

two numbers are in a ratio of 7:4. their sum is 220 find the bigger number

Respuesta :

dalendrk dalendrk

02-09-2016

7 : 4 ⇒ 7x : 4x

7x + 4x = 220
11x = 220 |divide both sides by 11
x = 20

7x = 7 · 20 = 140

Answer: The bigger number is 140.

Answer Link

Otras preguntas

The GCF (Greatest Common Factor) of 45 and 75. Show your work too. Thanks for your help!

6x+5y=-15 into intercept form

describe the relationship between the value of a dollar and the value of a dime

Where are genes located?

The fastest a human has ever run is 27 miles per hour. How many miles per minute did the human run?

What is the diameter of a circle whose circumference is 5? 1) 2.5/pi squared 2) 2.5/pi 3) 5/pi squared 4) 5/pi

Write 0.632 in 2 forms

tina bought some nail polish and lip gloss at the store. the nail polish cost $4.50 per bottle and lip gloss cost $7 per tube. tina bought 9 items and paid $50.

Can some one please help me with this ???

To select a file to move in the Computer window, you should ____ the file.