Lesson: Challenging Problem Solving - 06t01

Advanced Algebra: Example 1

[Page 6 of 37]

Review the following question and then proceed to the task below.

On segment JN above, JL = 38 and KN = 44. If KL is 3 times the length of LM, and if MN is half the length of JK, what is the length of KM?
40
32
24
10
It cannot be determined from the information given.

Which of the following Problem Solving approaches can be used to solve the question above? Select Yes or No and then click Continue.

  YES NO
Backsolving:
Picking Numbers:
Algebra:

Either Backsolving or algebra could be used to find the answer to this question. The algebraic approach, however, may be tough to see due to the structure and wording of the problem. Backsolving clues, on the other hand, are obvious — numbers as answer choices. Let's try to backsolve our way to the answer. We usually start with our middle choice, Choice (C), as our starting point when Backsolving. In this case, however, there is no middle choice, and our alternatives, Choices (C) and (B), both seem to be easy numbers to backsolve. We could select either choice as our starting point. Let's begin with Choice (B).

Back Next

Next to display next topic in the chapter.

Video Lessons and 10 Fully Explained Grand Tests

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

Quantitative Aptitude Reasoning English General Knowledge Picture Patterns
Current Menu

Test Prep New

Practice MCQs

Admission Tests

Section Lessons

US Degrees

Pak Universities

Employment

ISSB Selection

ISSB Procedures

Test Preparation

Non-Verbal Tests

Thematic Tests

GTO Tasks

Pak Air Force

Pak Army

Pak Navy

Schools & Colleges

Expressions

Essays

Education News

Scholarships & Study

More for You
MCQ with question Explanations Scholarships and Financial Aid

Data Sufficiency

Easily crack the most logical section of the GMAT

Problem Solving

Lessons with practice question on math section of the test

GRE Psychology

Find all about GRE Psychology with methods to appear in the test

All in this Category

You may be interested in

Colleges in Multan

A comprehensive list of best colleg ...

Queen Mary College - Lahore

A famous name incolleges in Lahore ...

Study in Canada

How to get opportunity to study in ...

Books for Test Preparation

Find Books for Test Preparation. A ...

ISSB - Group Discussion

How to perform well on ISSB - Group ...

SAT Subject Test Biology

Find all about SAT-II Biology with ...

Engineering Colleges Universities in Balochistan

A list of Engineering colleges and ...

Universities for Arts in Pakistan

List of universities offering progr ...

About us

EntryTest.com is a test preparation service for students seeking successful career.

About Disclaimer

Quick Test Prep

NUST NET IBA Karachi SAT LUMS LCAT LSE

 

NTS GAT NTS NAT GMAT GRE ACT

Study Abroad

Education Abroad Business Schools MS in USA