📢 1800+ Railway Questions & RRB Study Material🚀
FREE CONTENT
COURSES
AP
TS
12 copies of a book were sold for Rs. 1800, thereby gaining the cost price of 3 copies. The cost price of a copy is
Rs. 120
Rs. 150
Rs. 1200
Rs. 1500
SP of 12 books=1800
SP=CP + Profit
Given, Profit of 12 books=3CP
∴1800=12CP + 3CP
15CP=1800
CP=120
Create a FREE account and get:
Simple Interest Compound Interest
Algebra
Profit And Loss
Number Series
Geometry
Progressions and Series
Percentages
Mensuration
Logarithms
Averages
Probability, Combinatorics
Profit, Loss and Interest
Functions, Graphs and Statistics
Time And Work
Averages, Ratio and Proportion
Number Systems
Remainders
Quadratic Equations
Inequalities
Data Sufficiency
Coordinate Geometry
Arithmetic
Time, Distance and Work
Time Speed Distance
Linear Equations
Venn Diagrams
Averages Mixtures Alligations
Logarithms, Surds and Indices
Login to your Cracku account.
Follow us on
Incase of any issue contact support@cracku.in
Boost your Prep!