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 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

How did the Silk Road shape the ancient world ?
What is 2/3 written as a a denominator of 9
What's the production system for manufacturing a pencil
Evaluate f(x) = 1/4x for x = -5 A. -4/5 B.-1 1/4 C. -1/20 D. 20
Which word is an example of an iamb? A. Underneath B. Heartbreak C. Mother D. Today
A number is k units to the left of 0. What's the location on a number line
evaluate each expression g5-h3 if g=2 and h=7
A conversion factor is a fraction that is always equal to what number? 1 10 100 It varies according to the problem.
Your friend finally lost those pesky pounds and is showing off a new outfit today. You feel inspired to get healthy yourself. What is this an example of
an apple orchard sells apples in bags of 10.the orchard sold a total of 2,430 apples one day.how many bags of apples waa thi