SOLUTION: if the sum of 5% of a and 4% of b is 2/3 of sum of 6% of a and 8%of b then find out a:b
Algebra.Com
Question 765169: if the sum of 5% of a and 4% of b is 2/3 of sum of 6% of a and 8%of b then find out a:b
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
if the sum of 5% of a and 4% of b is 2/3 of sum of 6% of a and 8%of b then find out a:b
----
Equation:
0.05a + 0.04b = (2/3)(0.06a + 0.08b)
-----
Multiply theu by 100 to get:
5a +4b = (2/3)(6a + 8b)
----
5a + 4b = 4a + (16/3)b
----
a = (5 1/3)b - 4b
---
a = 1 1/3 b
----
a/b =4/3
===============
Cheers,
Stan H.
=====================
RELATED QUESTIONS
If a + b = 5 and ab = 6 , then find the value of
4(a² - b²) – a³ + b³, if a > b (answered by Edwin McCravy)
if a-b=3 an a2-b2= 36, then find the sum of both the variables of a and... (answered by jim_thompson5910)
If a = 1 + 3 + 5 + 7 + .. + 81
and b = 2 + 4 + 6 + 8 + ... + 82
then the value of... (answered by oscargut)
If a+b=6/3 and ab=4/3 ,then find the value of a/b+b/a+2[1/a... (answered by josgarithmetic,ikleyn)
if ratio of two numbers "a" and "b" is 3 to 4 and their sum is 420. Find... (answered by Tatiana_Stebko)
If a^2-b^=5 and a^3+b^3=35 then what is the value of a and... (answered by Fombitz)
1)The milk and water in two vessels A and B are in the ratio 4:3 and 2:3 respectively. In (answered by mananth)
The distance between the points A and B is \sqrt{34}. If A = (a,4) and B = (-4,5), then... (answered by ikleyn,math_tutor2020)
Give the reasons for each step of the proof:
If a and b are negative numbers and... (answered by solver91311)