Find the profit obtain by a trader by selling 50 mangoes each Rs 12.00 which bought at the price of Rs. 8 each .
1 answer:
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Can't factor
use quadratic
for
ax^2+bx+c=0
x=
given
1x^2-4x+85=0
a=1
b=-4
c=85
x=
x=
x=
x=
remember that √-1=i
x=
x=
x=2+/-9i
x=2+9i or x=2-9i
use quadratic
for
ax^2+bx+c=0
x=
given
1x^2-4x+85=0
a=1
b=-4
c=85
x=
x=
x=
x=
remember that √-1=i
x=
x=
x=2+/-9i
x=2+9i or x=2-9i
Answer:
3.64 Km.
Step-by-step explanation:
Given,
Total population = 20,000 people
Population density = 480 people per square kilometer
Area of the circle town
Radius of the circle town
Hence, the radius of circle town is equal to 3.64 Km.