How To score more in Maths Examination ?
How to crack RIMC Maths
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Example of Solved Mathematical Problems:-
. A reduction of 5% in the Price of sugar enables a
man to buy 1 kg more for Rs. 304, find the original rate per kg and the reduced
rate per kg.
Solution
to Q
S.No:
|
Step
|
Working
|
1
|
1. What is given?
|
Amount available is Rs. 304 sugar
bought x kg. on 5% reduction you get 1 more kg
|
|
2.To find
|
To find the Original rate of sugar,
and reduced price per kg.
|
|
3.Formula
|
Let the original rate be Rs. X per
kg.
Reduced rate = 100-5= 95% of Rs.5 –
Per kg.
95/100 x = 19x / 20 per kg
Quantity
of Sugar or Rs. 304 at Rs. X per kg =304/ x
Quantity
of Sugar of Rs. 304 at Rs.19x / 20 per kg = (304 x 20)/ 19 x
304x
20-304x19 = 19x Or 304=19x =
Original
Price = Rs. 16 per kg
Reduced Price =19x 16 / 20 = Rs. 15. 20 per kg
|
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