Solve the following: (3 marks each) [15]
37.Sahil wants to buy a toy-plane for Rs. 90. He has a note of fifty rupees, 3 coins of Rs. 5, 5
coins of Rs. 2, 8 coins of Rs. 1 and 10 coins of 50 paise. How much more money will he
need?
38.How many bricks having a length of 20 cm, breadth of 10 cm and height of 6 cm will be
needed to build a wall having a length of 3m, thickness of 1m and height of 2m?
39.The weight of one coin of Rs.1 is 4 g, the weight of one coin of Rs. 2 is 6 g and the weight of
one coin of Rs.5 is 9 g. What is the total weight of 3 coins each of all the three types?
40.A rectangular floor whose length is 720 m and breadth is 480 m needs to be covered by square
tiles of length 20 m each. Find the total number of tiles that would be required to fully cover
the floor.
41.Which has a greater volume a cubical tank having edge 6 m or a cuboidal tank of length 8 m,
breadth 5 m and height 3 m.
C) Graph: [05]
42.The weight of 6 students have been given. Draw a bar graph to show them.
(Scale 1cm = 5 kg)
Student Nidhi Anant Renu Raghav Shubha
Weight of
student 30 kg 45 kg 40 kg 35 g 25 kg
please answer this question
Answers
Step-by-step explanation:
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