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Answer to the question : 00:00 CTET Paper 1 – Maths – 7th Jan 2022

Answer to the question : 00:27 Dinu starts his spice business. He buys 10 kg turmeric powder, 8 kg red chilli powder and 15 kg coriander powder. He makes small packets of 20 g of each of the spices. How many small packets of spices he prepares to sell?

2100

1850

1650

1975

Answer to the question : 01:33 The chart shows the height and weight of five teachers of a school :

Name – Height – Weight

Radhika – 5 feet 4 inches – 55.5 kg

Aman – 5 feet 10 inches – 67 kg

Vineet – 6 feet 1 inches – 72.5 kg

Kavita – 5 feet 2 inches – 60 kg

Rohini – 4 feet 10 inches – 45 kg

Which of the following statements is correct?

Vineet is longest but his weight is less than Aman

Rohini’s height is 6 inches less than Kavita’s height

The sum of Radhika and Vineet’s weights is less than the sum of Aman and Kavita’s weights.

Rohini’s weight is 3/4th of Kavita’s weight.

Answer to the question : 03:40 The perimeters of two equilateral triangles ABC and PQR are 15 cm and 30 cm respectively. Which of the following statements is correct about their interior angles?

Each interior angles of ABC is less than each interior angle of PQR.

Each interior angle of PQR is half the interior angle of ABC.

The interior angles of ABC and PQR are equal

Each interior angle of PQR is double of each interior angle of ABC

Answer to the question : 05:14 Amongst the following shapes, the shape (s) that will look exactly the same on a half turn is (are) :

Equilateral Triangle, Square, Rectangle, Parallelogram

Only Square

Square and Rectangle

All Shapes except equilateral triangle

Only Equilateral Triangle

Answer to the question : 06:30 The average of five consecutive natural number is 15. What is the sum of the first and last numbers

27

30

31

33

Answer to the question : 07:14 Vishal uses 30 mL of cooking oil at a time. He cooks three times a day. How much oil he will use if he cooks for 4 1/2 months? (Take 1 month = 30 days)

10 L 250 mL

12 L 250 mL

10 L 150 mL

12 L 150 mL

Answer to the question : 08:52 On a holiday, Mary wakes up at 9 : 00 am and eats lunch at 2 : 00 pm. Which of the following angles are made by the hands of her clock respectively at the above two times?

Acute Angle, Right Angle

Right Angle, Straight Angle

Obtuse Angle, Right Angle

Right Angle, Acute Angle

Answer to the question : 09:56 Rekha learns to make a cube using paper folding. She makes 12 cubes each of a side 10 cm. Now she needs a big box to keep all these cubes. What should be the volume of the big box so that all small cubes can be kept in it without leaving any empty space?

7200 cm3

10000 cm3

12000 cm3

14500 cm3

Answer to the question : 11:14 Kerala Sampark Kranti departs from New Delhi Railway station on 30th October 2021 at 13 : 10 and reaches Kochuveli on 1st November 2021 at 3 : 20. The total travel of the journey is :

41 hours 20 minutes

39 hours 40 minutes

38 hours 10 minutes

36 hours 10 minutes

Answer to the question : 13:08 What is the difference between the largest and smallest of the following numbers?

1010, 1101, 1001, 1011

111

110

101

100

Answer to the question : 13:46 What is the next number :

2, 1, 1/2, 1/4, ____

1/5

2/6

1/8

1/16

Answer to the question : 14:28 The rate list of fruits is given below :

Fruits – Price per kg

Apple – Rs. 135

Banana – Rs. 60

Mango – Rs. 75

Orange – Rs. 50

Guava – Rs. 45

Which of the following is NOT correct?

Price (per kg) of banana and guava together is more than the price (per kg) of mango.

Orange’s price (per kg) is three fourth of mango’s price (per kg)

Price (per kg) of banana and mango together is equal to the price (per kg) of apples

Apples are three times costlier than guava’s

Answer to the question : 16:25 24.4 × 5 – 90 ÷ 5 – 25.5 × 4 is

20

12.5

2

18.8

Answer to the question : 17:42 What should be subtracted from the sum of 99090, 90990 and 90099 so that the result will be 250,000?

28179

280179

30179

301790

Answer to the question : 19:21 25 million can be written in Indian Number System as

25 crores

2 crores 50 lakh

25 lakhs

2 lakh 50 thousand

Answer to the question : 19:54 Which of the following could NOT be a contributing factor towards underachievement in Mathematics?

Socio-cultural background

Teacher’s beliefs about the students

Language of instruction

Gender differences

Answer to the question : 22:03 As per NCERT which of the following is NOT one of the expected learning outcomes from grade III learner?

Prove that 1/3 is the same as 2/6.

Identify the next letter in the sequence A, D, G, ____

If a bus can carry 40 children, then how many children can 3 buses carry?

Show that 2 × 3 is the same as 3 × 2

Answer to the question : 23:49 Which of the following is the most appropriate strategy for a teacher to use in an introductory class on division?

What is the meaning of ’10 divided by 2′?

If try to divide 100 books among 3 people, how many books will be left with me?

How much work will be completed in a single day if a person takes 10 days to complete a task?

Your mother has nine pencils. She wants to distribute them equally among you, your brother and your sister. How many pencils will you get?

Answer to the question : 26:08 One of the major reasons for student’s failure in Mathematics at school level is that our assessment process :

gives more weightage to formative assessment than summative assessment

includes more subjective questions than objective type questions

emphasizes on testing procedural knowledge and facts than mathematisation of thinking and abilities of a child

emphasizes on problem solving than on recall-based questions

Answer to the question : 30:23 Mr. Raju wanted to build ‘number sense’ in his Grade 3 students. Which of the following activities can BEST help?

Taking a jar of marbles and asking students to guess how many marbles are there.

Asking students to climb up a set of stairs counting one number for each stair.

Asking students to estimate how many students are there in their whole school based on the number of classes.

Giving building blocks and asking students to construct a number as hundreds, tens and ones.

Answer to the question : 33:15 Which of these exercises will be most appropriate to show if your students have built the skill of ‘estimating unknown quantities’?

Add two given numbers mentally and give an approximate answer.

Measure the length of the table using an inch tape.

Guess the approximate distance from the earth to the sun.

Come up with the likely number of children in your colony.

Answer to the question : 36:22 Which of the following is NOT a mathematical process?

Optimization

Rote memorisation

Visualisation

Comparison

Answer to the question : 37:39 Mr. Javed is introducing the concept of multiples. He has planned three learning activities :

I. Write multiples of 2 on the backboard and relate them to a real-life example.

II. Explain that multiples are formed by skip counting of a number

III. Take a lot of 2-rupee coins and make stacks of 1 coin, 2 coins, 3 coins, etc.

Help him order these activities in the most appropriate sequence to build the concept well.

I, II, III

III, I, II

II, I, III

III, II, I

Answer to the question : 40:50 Which of the following preparatory activities is MOST suitable, BEFORE teaching the concept of area?

Asking students to superimpose 2-D shapes and compare the sizes

Asking students to find the perimeter of various shapes

Asking students to divide a 2-D shapes into smaller equal pieces

Asking students to count the number of unit square in a 2-D shape

Answer to the question : 44:07 The sum of any two whole numbers is a whole number. This property of whole numbers is referred to as :

Closure property

Distributive property

Commutative property

Associative property

Answer to the question : 46:06 According to National Curriculum Framework (NCF) 2005 the;

Narrow aim of teaching mathematics is to teach numbers and numbers concepts and higher aims is to teach measurements.

Narrow aim of teaching mathematics is to teach precise calculation and higher aim to teach calculus

Narrow aim of teaching mathematics is to develop numeracy related skills and the higher aim is to develop problem-solving skills

Narrow aim of teaching mathematics is to develop mathematical language and higher aim is to solve word problems

Answer to the question : 48:07 In a Mathematics classroom, emphasis should be on

Only mathematical content

Mathematical processes and reasoning

Solving mathematical problems

Formal mathematical algorithms and processes

Answer to the question : 49:49 Majority of students in a class says, 360 + 55 is equal to

360

+55

—--

3115

—--

Revisiting which of the following concepts will BEST remediate the misconception?

Addition with regrouping

Forward counting

3-digit addition

One to one correspondence

Answer to the question : 51:41 Which of the following statements is NOT true?

Mathematics is a discipline with mostly abstract concepts

There is just one correct way of approaching the solution to mathematical problems

People who cannot read or write also have mathematical knowledge

Most of the sub-branches of mathematics are inter-connected

Answer to the question : 54:09 Which among the following names is associated with a model of geometrical development that describes the levels of geometric reasoning in children?

Jean Piaget

Michael Cole

Van Hiele

B F Skinner

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