List of Mathematical Series Questions for Practice
Maths questions are asked in competitive exams like SSC, IAS, RAS, UPSC, RRB etc. The mathematics subject is mainly based on solving the equation of variables, constants, and extracting the values of variables. Students need special knowledge along with formulas to solve questions of mathematics subject like variables, equations.
Therefore, I have provided a practice list on Mathematics questions for students who are preparing for competitive exams. With the help of this blog also, you can continuously practice the questions given for better results in the exam.
List of Mathematical Series Questions
Q : If the work done by (x-1) men in (x+1) days and the work done by (x+2) men in (x-1) days is in the ratio of 9 : 10, then x is equal to
(A) 5
(B) 6
(C) 7
(D) 8
Correct Answer : D
A completes $$ {7\over 10}$$ of work in 15 days, then he completes the remaining work with the help of B in 4 days. The time required for A and B together to complete the entire work is
(A) $$ {10} {2\over 3}\ days$$
(B) $$ {12} {2\over 3}\ days $$
(C) $$ {13} {1\over 3}\ days $$
(D) $$ {8} {1\over 4}\ days $$
Correct Answer : C
The distance traveled by three cars in the ratio of 1: 2: 3. If the travel time ratio is 3: 2: 1, what is the ratio of their speed?
(A) 3 : 9 : 1
(B) 1 : 3: 9
(C) 1 : 2 : 4
(D) 4 : 3 : 2
Correct Answer : B
If $$ {A\over2}={B\over 3}={C\over 4}$$ then what is the value of $$ {A+B+C}\over C
(A) $$ {9\over2}$$
(B) 3
(C) $$ {4\over9}$$
(D) $$ {9\over4}$$
Correct Answer : D
If the height of a cylinder is increased by 15% and the radius of its base is decreased by 10%, then by what percent will its curved surface area change?
(A) 3.5 % decrease
(B) 3.5 % increase
(C) 5 % increase
(D) 5 % decrease
Correct Answer : B