SSC CGL Tier II level Question Set 17, Algebra 6 | SureSolv

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SSC CGL Tier II level Question Set 17, Algebra 6

17th SSC CGL Tier II level Question Set, 6th on Algebra

SSC CGL Tier 2 question set 17 algebra 6

This is the 17th question set of 10 practice problem exercise for SSC CGL Tier II exam and the 6th on topic Algebra. To solve such problems quickly, identification of inherent patterns and use of associated methods are necessary. The corresponding solution set encapsulates the approach.

It is recommended that you take the test first and then only refer to its solution set. Taking the test will enable you to appreciate the pattern based solution process better. The answers and link of the corresponding solution set are available at the end.

17th question set - 10 problems for SSC CGL Tier II exam: 6th on topic Algebra - answering time 15 mins

Q1. If $\displaystyle\frac{x+y}{z}=2$, then the value of $\displaystyle\frac{y}{y-z}+\displaystyle\frac{x}{x-z}$ is,

  1. 1
  2. 2
  3. 0
  4. -1

Q2. If $3\sqrt{\displaystyle\frac{1-a}{a}}+9=19-3\sqrt{\displaystyle\frac{a}{1-a}}$, the values of $a$ are,

  1. $\displaystyle\frac{1}{5}$, $\displaystyle\frac{4}{5}$
  2. $\displaystyle\frac{2}{5}$, $\displaystyle\frac{3}{5}$
  3. $\displaystyle\frac{1}{10}$, $\displaystyle\frac{9}{10}$
  4. $\displaystyle\frac{3}{10}$, $\displaystyle\frac{7}{10}$

Q3. If $x+y+z=0$, then the value of $\displaystyle\frac{3y^2+x^2+z^2}{2y^2-xz}$  is,

  1. $2$
  2. $1$
  3. $\displaystyle\frac{5}{3}$
  4. $\displaystyle\frac{3}{2}$

Q4. If $3x+4y-2z+9=17$, $7x+2y+11z+8=23$ and $5x+9y+6z-4=18$ then the value of $x+y+z-34$ is,

  1. $-28$
  2. $-31$
  3. $-14$
  4. $-45$

Q5. If $x$, $y$, and $z$ are three factors of $a^3-7a-6$, then the value of $x+y+z$ is,

  1. 3a
  2. a
  3. 3
  4. 6

Q6. If $3x+5y+7z=49$ and $9x+8y+21z=126$, then what is the value of $y$?

  1. 3
  2. 5
  3. 2
  4. 4

Q7. $x$, $y$ and $z$ are real numbers. If $x^3+y^3+z^3=13$, $x+y+z=1$ and $xyz=1$, then the value of $xy+yz+zx$ is,

  1. $1$
  2. $-1$
  3. $3$
  4. $-3$

Q8. Three numbers are in arithmetic progression. The sum of the numbers is 30 and the product is 910. The greatest of the three numbers is,

  1. 17
  2. 10
  3. 13
  4. 15

Q9. The value of $x$ which satisfies the equation, $\displaystyle\frac{x+a^2+2c^2}{b+c}+\displaystyle\frac{x+b^2+2a^2}{c+a}+\displaystyle\frac{x+c^2+2b^2}{a+b}=0$ is,

  1. $a^2+b^2+c^2$
  2. $a^2+2b^2+c^2$
  3. $-(a^2+b^2+2c^2)$
  4. $-(a^2+b^2+c^2)$

Q10. If $ax+by+cz=20$, $a^2+b^2+c^2=16$ and $x^2+y^2+z^2=25$, then the value of $\displaystyle\frac{a+b+c}{x+y+z}$ is,

  1. $\displaystyle\frac{4}{5}$
  2. $\displaystyle\frac{3}{5}$
  3. $\displaystyle\frac{5}{4}$
  4. $\displaystyle\frac{5}{3}$

To know how to solve the problems quickly in a few steps, refer to the corresponding solution set,

SSC CGL Tier II Solution set 17, Algebra 6.

Or watch two-part video solutions below.

Part1: Q1 to Q5

Part 2: Q6 to Q10

Answers to questions

Problem 1. Answer: Option b: 2.

Problem 2. Answer: Option c : $\displaystyle\frac{1}{10}$, $\displaystyle\frac{9}{10}$.

Problem 3. Answer: Option a: $2$.

Problem 4. Answer: Option b: $-31$.

Problem 5. Answer: Option a: 3a.

Problem 6. Answer: Option a : 3.

Problem 7. Answer: Option d: $-3$.

Problem 8. Answer: Option c: 13.

Problem 9. Answer: Option d: $-(a^2+b^2+c^2)$.

Problem 10. Answer: Option a: $\displaystyle\frac{4}{5}$.

Additional help on Suresolv Algebra

To use the extensive range of articles on quick algebra problem solving, follow the guide,

5 step Suresolv Algebra Reading and Practice Guide for SSC CGL Tier II.

You will get step by step recommended actions for success in SSC CGL Tier II and other relevant competitive exams along with the full list of articles on Algebra with links.

The list includes: ALL Concept articles on Algebra, ALL articles on How to solve difficult Algebra problems in a few steps, ALL Question and Solution Sets for SSC CGL and ALL Question and Solution sets for SSC CGL Tier II.

Important points to remember

  • SSC CGL problem solving builds the foundation for excellence on SSC CGL Tier II exam.
  • Concept articles are particularly valuable for learning the concepts and techniques, whereas How to solve in a few steps articles show how the techniques are applied to actually solve specially selected problems from real exam.
  • Finally, each of the large number of question sets should certainly be used as a timed mini-mock test for analysis of your difficulties in answering followed by clarification of doubts from the corresponding solution set.

Wish you all the sure success.