Sign in
Please select an account to continue using cracku.in
↓ →
If $$p, q, r, s$$ are in harmonic progression and $$p > s$$, then
$$\left(\frac{1}{ps}\right) < \left(\frac{1}{qr}\right)$$
$$q + r = p + s$$
$$\left(\frac{1}{q}\right) + \left(\frac{1}{p}\right) = \left(\frac{1}{r}\right) + \left(\frac{1}{s}\right)$$
None of these
Create a FREE account and get:
MAT Percentages
MAT Coordinate Geometry
MAT Time, Speed and Distance
MAT Mensuration
MAT Functions, Graphs and Statistics
MAT Remainders
MAT Logarithms
MAT Time And Work
MAT Averages, Ratio and Proportion
MAT Arithmetic
MAT Venn Diagrams
MAT Averages
MAT Algebra
MAT Probability, Combinatorics
MAT Averages Mixtures Alligations
MAT Linear Equations
MAT Quadratic Equations
MAT Inequalities
MAT Number Series
MAT Data Sufficiency
MAT Profit and Loss
MAT Number Systems
MAT Time Speed Distance
MAT Profit And Loss
MAT Simple Interest Compound Interest
MAT Progressions and Series
MAT Logarithms, Surds and Indices
MAT Geometry
Terms of Service
Educational materials for CAT preparation
Quick, Easy and Effective Revision
By proceeding you agree to create your account
Free CAT Formulas PDF will be sent to your email address soon !!!