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11 answers

a=.8b
b=1.2c
a+b=540

a=.8(1.2c)=.96c
.96c+1.2c=540
2.16c=540
c=250

2006-09-16 03:35:29 · answer #1 · answered by dan 4 · 1 0

Both A's and C's salary is 20% less than salary of B.
Therefore, let B's salary be x.
Then A's salary = x - (20/100)x = B's salary.
A's ans B's salary combined = Rs.540.
Thus, x + [x - (20/100)x] = 540
opening brackets, 2x - (20/100)x = 540
200x-20x=540*100
180x=540*100
x=300
Thus, B's salary = Rs.300
A's salary = C's salary = 300 - (20/100)*300
=300 - 300/5
=300-60
=240
Therefore, A's salary = C's salary = Rs.240.

2006-09-16 03:50:22 · answer #2 · answered by noesis 2 · 0 0

Salary of C is Rs 250

2006-09-18 19:48:10 · answer #3 · answered by peterparkertd 1 · 0 0

Let C's salary is 'x"
B's salry is 20% above C's salary
20% abov mean 120
when C's sal.is 100 B's is 120
when C's sal. is x" than B's salary=120/100*x=1.2x
A's sal will 80/100*1.2x=.8x
Now x+1.2x+.8x=540
3x=540
x=540/3=180(C's Salary)
B's Salary=1.2x=1.2*180=216
A's Salary is=.8x=.8*180=144
144+216+180=540
Hance C's SALARY IS Rs.180

2006-09-16 03:56:38 · answer #4 · answered by sanat 3 · 0 0

salary of C is Rs 240

2006-09-16 22:31:54 · answer #5 · answered by jaha_jaha555 1 · 0 0

250

2006-09-16 04:01:19 · answer #6 · answered by ~~Y~~ 3 · 0 0

250

2006-09-16 03:57:53 · answer #7 · answered by Munasu 1 · 0 0

You can't conclude the answer from the info given. Your answering in percents, not an actual salary, of which none is given.

2006-09-16 03:43:00 · answer #8 · answered by To Be 4 · 0 1

259.2 is C's salary , B's salary is 324 & A's salary 216

2006-09-20 00:06:27 · answer #9 · answered by PRATIMA R 1 · 0 0

It is around 270 to be very exact or just 250.

2006-09-16 03:47:14 · answer #10 · answered by sonali 3 · 0 0

A=.8B
B=1.2C
Using substitution, A = (.8*1.2)*C=.96*C
Therefore, A + B = 2.16*C=540
Therefore, c = 250
A =288
B= 300

2006-09-16 03:39:38 · answer #11 · answered by bruinfan 7 · 0 0

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