Class 11 PSA Quantitative Reasoning Test

Class 11 · PSA Quantitative Reasoning

This is online test for Class 11 PSA Quantitative Reasoning Test. There are 18 questions in this test with each question having around four answer choices.

Questions & Answers

1
If P=3 + \(2\sqrt 2 \), the value of p + \(\frac{1}{p}\)
  • A
    6
    Correct
  • B
    \(\sqrt[3]{8}\)
  • C
    8
  • D
    \(\sqrt 8 \)
2
Which one of the following is not prime number
  • A
    13
  • B
    2
  • C
    11
  • D
    1
    Correct
3
The average of all prime numbers between 30 and 50 is
  • A
    39.8
    Correct
  • B
    40
  • C
    41
  • D
    38
4
The average of 11 numbers is 60. If the average of first six numbers is 58 and that of last six is 63, then the sixth number is
  • A
    62
  • B
    65
  • C
    66.5
  • D
    66
    Correct
5
In the following Pi-chart, peoples of different age group are demonstrated. If the total population of the town is 10,000 pick out the right answers based on the given pi- chart: How many people are age group 40-50 less than number of people of age group 20-30:-
Question 5 figure 1
  • A
    1333
  • B
    1667
  • C
    667
    Correct
  • D
    567
6
In the following Pi-chart, peoples of different age group are demonstrated. If the total population of the town is 10,000 pick out the right answers based on the given pi- chart: What is the ratio of 30-40 group to 10-20 year group?
Question 6 figure 1
  • A
    9:4
    Correct
  • B
    1:2
  • C
    2:1
  • D
    4:3
7
In the following Pi-chart, peoples of different age group are demonstrated. If the total population of the town is 10,000 pick out the right answers based on the given pi- chart: Sum of 10-20 age group people and 40-50 years age group people will be
Question 7 figure 1
  • A
    30-40 age group
  • B
    20-30 age group peple
  • C
    none of these
    Correct
  • D
    up to 10 years age group
8
In the following Pi-chart, peoples of different age group are demonstrated. If the total population of the town is 10,000 pick out the right answers based on the given pi- chart: What % of up to less than 10 years age group people of the total population
Question 8 figure 1
  • A
    36%
  • B
    10%
    Correct
  • C
    72%
  • D
    25%
9
In the following Pi-chart, peoples of different age group are demonstrated. If the total population of the town is 10,000 pick out the right answers based on the given pi- chart: What is difference of people of least age group and greatest age group?
Question 9 figure 1
  • A
    2000
  • B
    1500
  • C
    450
  • D
    1000
    Correct
10
In the given figure PQ is a tangent to a circle of radius 5cm and PQ = 12 cm, Q is a point of contact, then QP is :-
Question 10 figure 1
  • A
    13 cm
    Correct
  • B
    17 cm
  • C
    \(\sqrt {119} cm\)
  • D
    7 cm
11
To draw a line we need at least
  • A
    only a point
  • B
    2 points
    Correct
  • C
    infinite points
  • D
    3 points
12
If x,y,z are the interior angles of a triangle xyz. Then \(\sin \frac{x}{2}\cos \frac{{y + z}}{2} + \cos \frac{x}{2}\sin \frac{{y + z}}{2} = ?\)
  • A
    0
  • B
    2
  • C
    1
    Correct
  • D
    \(\frac{1}{2}\)
13
If in a triangle s-a =7cm, s-b=8cm, s-c=6cm then s=?
  • A
    21
  • B
    \(\sqrt {21} \)
    Correct
  • C
    10.5 cm
  • D
    20 cm
14
Area of an equilateral triangle with side 6cm is
  • A
    \(36\sqrt 3 \) cm
  • B
    \(9\sqrt 3 \) cm
    Correct
  • C
    \(6\sqrt 3 \) cm
  • D
    6 cm
15
The daily salary of a worker is first increased by 20% & subsequently reduced by 20%. If the original wages is Rs 500, then his wages after reduction is
  • A
    Rs 440
  • B
    Rs 600
  • C
    Rs 480
    Correct
  • D
    Rs 540
16
Naresh increased the length of a rectangle by 25%. To keep the area unchanged breadth will be reduce by:-
  • A
    50%
  • B
    20%
    Correct
  • C
    no change
  • D
    25%
17
If A:B = 3:4, B:C = 8:9, C:D = 15:16 then A:B:C:D will be
  • A
    none
  • B
    30:40:48:45
  • C
    30:40:45:48
    Correct
  • D
    40:30:45:48
18
If arithmetic mean : Geometric mean = 5:3 then the ratio of the numbers will be
  • A
    9:1
    Correct
  • B
    25:9
  • C
    1:9
  • D
    3:5