Pls Help Me With The Solution To This Maths Problem. - Education

Pls Help Me With The Solution To This Maths Problem. - Education - Nairaland

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Pls Help Me With The Solution To This Maths Problem. by 13ShadesOfMay(op): 2:57pm On Jan 20, 2019

A trader buy n orange at the rate of 5 oranges for #90. Eight of the oranges are bad, so she sell the rest at the rate of 4 oranges for #120 and make a profit of #800. Find n.

Re: Pls Help Me With The Solution To This Maths Problem. by dejt4u(m): 5:06pm On Jan 20, 2019

13ShadesOfMay:
A trader buy n orange at the rate of 5 oranges for #90. Eight of the oranges are bad, so she sell the rest at the rate of 4 oranges for #120 and make a profit of #800. Find n.

n = 86.7

Re: Pls Help Me With The Solution To This Maths Problem. by SmithRussell(m): 6:27pm On Jan 20, 2019

dejt4u:
n = 86.7

Yeah. . . Had to solve again, why is the answer in fraction?

Re: Pls Help Me With The Solution To This Maths Problem. by engrAAS: 7:02pm On Jan 20, 2019

dejt4u:
n = 86.7

please send us the workings

Re: Pls Help Me With The Solution To This Maths Problem. by Chevrolet076(m): 7:41pm On Jan 20, 2019

SOLUTION:
terms(c.p=>cost price, s.p=>selling price)
{
5 oranges = 90;
n oranges = c.p;
c.p = 18n
}
oranges left after spoiling = n - 8;
{
4 oranges = 120;
n-8 oranges = s.p ;
s.p = 30(n-8 ). ;
}
profit = s.p - c.p;
800 = 30(n - 8 ) - 18n;
(n=86.667 _~_ 87)

1 Like

Re: Pls Help Me With The Solution To This Maths Problem. by 13ShadesOfMay(op): 10:38pm On Jan 20, 2019

dejt4u:
n = 86.7

thanks bro, but I need you workings too

Re: Pls Help Me With The Solution To This Maths Problem. by Nobody: 8:21am On Jan 21, 2019

13ShadesOfMay:
thanks bro, but I need you workings too

ok
SOLUTION:
terms(c.p=>cost price, s.p=>selling price)
{
5 oranges = 90;
n oranges = c.p;
c.p = 18n
}
oranges left after spoiling = n - 8;
{
4 oranges = 120;
n-8 oranges = s.p ;
s.p = 30(n-8 ). ;
}
profit = s.p - c.p;
800 = 30(n - 8 ) - 18n;
(n=86.667 _~_ 87)

copied from Chevrolet 076

1 Reply

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