Sujeet Kumar

Question 1.Draw the axes of symmetry of each of the figures below. Which of them has more than one axis of symmetry? Solution:Figures (i), (ii) and (iv) have more than one axis of symmetry. Question 2.Write the capital letters of the English alphabet in your notebook. Try to draw their axes of symmetry. Which ones … Read more

Question 1.The names of the heads of some families in a village and the quantity of drinking water their family consumes in one day are given below. Draw a bar graph for this data.(Scale: On Y axis. 1 cm = 10 liters of water) Name Ramesh Shobha Ayub Julie Rahul Liters of water Used 30 … Read more

Question 1.This bar graph shows the maximum temperatures in degrees Celsius in different cities on a certain day in February. Observe the graph and answer the questions: Solution: Intext Questions and Activities Question 1.Observe the picture alongside: (Textbook pg. no. 35) Ans: Question 2.A pictogram of the types and numbers of vehicles in a city … Read more

Question 1.Carry out the following divisions.i. 4.8÷2ii. 17.5÷5iii. 20.6÷2iv. 32.5÷25Solution:i. 4.8÷2 ii. 17.5÷5 iii. 20.6÷2 iv. 32.5÷25 Question 2.A road is 4 km 800 m long. If trees are planted on both its sides at intervals of 9.6 m, how many trees were planted?Solution:Length of road = 4 km 800 m= 4 × 1000 m … Read more

Question 1.If, 317 × 45 = 14265, then 3.17 × 4.5 = ?Solution:3.17 × 4.5= 14.265 Question 2.If, 503 × 217 = 109151, then 5.03 × 2.17 = ?Solution:5.03 x 2.17= 10.9151 Question 3.i. 2.7 × 1.4ii. 6.17 × 3.9iii. 0.57 × 2iv. 5.04 × 0.7Solution:i. 2.7 × 1.4 = 3.75 ii. 6.17 × 3.9= … Read more

Question 1.Write the proper number in the empty boxes. Solution: Question 2.Convert the common fractions into decimal fractions: ii. 4/5 iii. 9/8 iv. 17/20 v. 36/40 vi. 7/25 vii. 19/200 Question 3.Convert the decimal fractions into common fractions:i. 27.5ii. 0.007iii. 90.8iv. 39.15v. 3.12vi. 70.400Solution:i. 27.5

Question 1.In the table below, write the place value of each of the digits in the number 378.025. Place Hundreds Tens Units Tenths Hundredths Thousandths 100 10 1 1/10 1/100 1/1000 Digit 3 7 8 0 2 5 Place value 300 0/10=0 5/1000= 0.005 Solution: Place Hundreds Tens Units Tenths Hundredths Thousandths 100 10 1 … Read more

Question 1.Write the reciprocals of the following numbers: Question 2.Carry out the following Divisions: Intext Questions and Activities Question 1.Ramanujan’s Magic square. (Textbook pg. no. 28) Obtain and read a biography of the great Indian mathematician Srinivasa Ramanujan.Solution:Sum of the numbers in each row:i. 22 + 12 + 18 + 87 = 139ii. 88 + … Read more

Question 1.Write the reciprocals of the following numbers: Question 2.Carry out the following Divisions: Intext Questions and Activities Question 1.Ramanujan’s Magic square. (Textbook pg. no. 28) Obtain and read a biography of the great Indian mathematician Srinivasa Ramanujan.Solution:Sum of the numbers in each row:i. 22 + 12 + 18 + 87 = 139ii. 88 + … Read more

Question 11.What fractions do the points A and B show on the number lines below? Solution: Question 2.Show the following fractions on the number line: ∴ To represent these fractions on the numbers line, each main unit should be divided into 40 equal sub-units.