Primary Maths Test

Primary Maths

This is Primary Maths Test-17 for CTET, Central Teacher Eligibility Test conducted by CBSE.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Which of the following statements are true? (1) Zero is the smallest natural number. (2) 400 is the predecessor of 399. (3) Zero is the smallest whole number. (4) 600 is the successor of 599.
  • A
    3 and 4
    Correct
  • B
    1, 2, and 4
  • C
    1, 2, 3, and 4
  • D
    1 and 2
2
Which of the following statements are true? (1) All natural numbers are whole numbers. (2) All whole natural numbers are natural numbers. (3) The predecessor of a two digit number is never a single digit number. (4) 1 is the smallest whole number.
  • A
    2 and 4
  • B
    1, 3, and 4
  • C
    1, 2, 3, and 4
  • D
    Only 1
    Correct
3
Which of the following statements are true? (1) The natural number 1 has no predecessor. (2) The whole number 1 has no predecessor. (3) The whole number 13 lies between 11 and 12. (4) The whole number 0 has no predecessor.
  • A
    1, 2, and 4
  • B
    1, 2, 3, and 4
  • C
    1 and 4
    Correct
  • D
    Only 4
4
In a factory the ratio of male workers to female workers was 5:3. If the number of female workers was less by 40, what was the total numbers of workers in the factory?
  • A
    200
  • B
    160
    Correct
  • C
    100
  • D
    500
5
Which of the following statements is true?
  • A
    If a number is divisible by 9, it must be divisible by 3.
    Correct
  • B
    If two numbers are co- primes, at least one of them must be prime.
  • C
    A number is divisible by 18, if it is divisible by both 3 and 6.
  • D
    If a number is divisible by 3, it must be divisible by 9.
6
Which of the following statements is true?
  • A
    If two numbers are co- primes, at least one of them must be prime.
  • B
    If a number is divisible by 9 and 10 both, then it must be divisible by 90.
    Correct
  • C
    All numbers which are divisible by 4 must also be divisible by 8.
  • D
    The sum of two consecutive odd numbers is divisible by 4
7
A school has 8 periods a day each of 45 minutes duration. How long would each period be, if the school has 9 periods a day, assuming the school hours to be the same?
  • A
    46
  • B
    40
    Correct
  • C
    34
  • D
    25
8
Three boys step off together from the same spot. Their steps measure 63 cm, 70 cm and 77 cm respectively. What is the minimum distance each should cover so that all can cover the distance in complete steps?
  • A
    77.89 m
  • B
    93.29 m
  • C
    57.65 m
  • D
    69.30 m
    Correct
9
A started a business with Rs. 3000. After 6 months B invested Rs. 2000. If at the end of the year, they gain Rs. 2600 then B’s share in the profit was
  • A
    650
    Correct
  • B
    1733
  • C
    1950
  • D
    866
10
The average salary of 20 workers in an office is Rs. 1900 per month. If the manager’s salary is added the average salary becomes Rs. 2000 p.m. what is the manager’s annual salary?
  • A
    Rs. 2000
  • B
    Rs. 6000
  • C
    Rs. 2500
  • D
    Rs. 4000
    Correct
11
$100 \times 0.2 + 0.01 \times 1000 + 110 = ?$
  • A
    144
  • B
    141
  • C
    140
    Correct
  • D
    159
12
Which one is false:
  • A
    The measure of a reflex angle > $180^\circ $
  • B
    The measure of an obtuse angle< $90^\circ $
    Correct
  • C
    The measure of one complete revolution = $360^\circ $
  • D
    The measure of acute angle < $90^\circ $
13
18 buckets, each of 8 litres capacity, can fill a tank completely. If the capacity of the bucket would have been 132 litres, than how many buckets would have filled the tank completely?
  • A
    Can’t be determined
  • B
    12
    Correct
  • C
    24
  • D
    13.5
14
An angle whose measure is less than that of a right angle is _____.
  • A
    Acute
    Correct
  • B
    straight
  • C
    Obtuse
  • D
    None of these
15
An angle whose measure is greater than that of a right angle is ______.
  • A
    None of these
  • B
    Acute
  • C
    Obtuse
    Correct
  • D
    straight