if 9 Kg rice cost rupees 327.60 what will be the cost of 50 kg rice
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if 9 Kg rice cost rupees 327.60 what will be the cost of 50 kg rice
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Answer:
Step-by-step explanation:
2x-3y=-1 3x+5y=5
2x-3y=-1 en1 *5
3x+5y=5 en2 *3
10x-15y=-5 en3
6x+15y=15 en4
add en3 +en4
10x-15y=-5 en3
+ 6x+15y=15 en4
16x = -15
x 16-15 =1
x=1
put x= 1 in en 1
2x-3y=-1
2[1]-3y=-1
2-3y=-1
-3y=2-1=1
y=-3-1
y=4
Answer:
Rs 1820
Step-by-step explanation:
9 kg rice=327.60
1 kg=327.60÷9
=36.4
for 50 kg rice =36.4×50
=Rs 1,820