Learn
QUESTION
Q
A consignment of 20 picture tubes contains 5 defectives. Two tubes are selected one after the other at random. The...
Solution
Number of ways of selecting one defective pipe is = 5C1 = 5Number of ways of selecting one pipe from 20 = 20C1 = 20Probability of selecting a defective pipe = 5/20 =...
Register & Unlock access to Prep for free
Solution
.hez-title-solution{display: none;}
Keynote
#hez-keynote-title{display: none;}
In the following passage there are blanks, each of which has been numbered. For each number, five words are suggested one of which fits the blank appropriately. Find out the appropriate word in each case. Greenhouse gases are only (1) of the story when it comes to global warning. Changes to one part of climate system can (2) additional changes to the way the planet absorbs or reflects energy. These secondary changes are (3) climate feedbacks…
||||
0
Probability questions available for your Free Practice
0
Quantitative Ability questions available for your Free Practice
GATE
General Awareness
IIFT
CMAT
Speed, Time & Distance
Arrangements & Rearrangements
Functions
Profit and Loss
Authors & Books
Bar Graphs
Simple Equations
Circular Arrangement
Logical Reasoning
GMAT
Logarithms
Directions
Important Days
Science & Technology
Marketing
Passages
Progressions & Series
Permutations & Combinations
Verbal Ability
Cloze Test
Miscellaneous - QA
Averages
Fill in the Blanks
Analogies
Inequalities
Parajumbles
SSC
Verbal Reasoning
Miscellaneous - GA
Caselet DI
Line Graphs
Quadratic Relations
Taglines
Polity
Mixtures and Allegations
SBI
Mensuration
Numbers
Computer Knowledge
Symbols & Notations
Quantitative Ability
Clocks & Calendars
Order arrangement
Quadratic Equations
IBPS
Ratio & Proportion
XAT
Coordinate Geometry
Pie Chart
GRE
NMAT
APPSC
Coding & Decoding
Blood Relations
Arithmetic Operations
Syllogisms
Input - Output
Sentence Improvement
LIC
Series
Computers
Expansions
Word Building
Number System
General
Number Series
Data Problems
Algebra
Data Interpretation
Time & Work
Miscellaneous - VA
TCS
Mathematical Inequalities
Simple & Compound Interest
Vocabulary
MAT
Spot the Error
UPSC
Geometry
CAT
Marketing
Current Affairs 2015
Tabular Data
Placement Tests
Percentages
Trigonometry
Probability
Data Sufficiency - LR
Set Theory
Environment & Biodiversity
RBI
Practice
0
questions for Free
