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Byju's Answer
Standard XII
Mathematics
Permutation: n Different Things Taken r at a Time
Two salesman ...
Question
Two salesman make equal sales during the month of August. in September, each salesman doubles his sale of the month of August. Comapre their sales in September.
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Solution
In
september
also
the
sales
will
be
same
.
As
According
to
Euclid
'
s
axiom
the
things
which
are
double
of
the
same
things
are
equal
to
one
another
.
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2
Similar questions
Q.
Two salesmen make equal sales during the month of August. In September, each salesman doubles his/her sale of the month of August. Compare their sales in September.
Q.
A salesman is appointed on a fixed monthly salary of Rs.
1
,
500
/- together with a commission at
5
% on the sales over Rs.
10
,
000
/- during a month. If his monthly income is Rs.
2
,
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/-, find his sales during that month.
Q.
The monthly sales for the first
11
month of the year of a certain salesman were Rs
12000
but due to his illness during the last month, the average sale for the whole year. came down to Rs
11
,
375.
Find the value of the sale during the last month.
Q.
Two farmers Ramkrishnan and Gurcharan Singh cultivates only three varieties of rice namely Basmathi, Permal and Naura. The sale (in Rupees ) of these varieties of rice by both the farmers in the month of September and October are given by the following matrices
A
and
B
.
September Sales (in Rupees)
Basmathi Permal Naura
A
=
[
10
,
000
20
,
000
30
,
000
50
,
000
30
,
000
10
,
000
]
=
[
Ramakrishnan
Gurucharan Singh
]
October Sales (in Rupees)
Basmathi Permal Naura
B
=
[
5000
10
,
000
6000
20
,
000
10
,
000
10
,
000
]
=
[
Ramakrishnan
Gurucharan Singh
]
The combined sales in September and October for each farmer in each variety is
Q.
The total expenditure for the months of August and September is
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