Worksheet - 3Topic: Place valueQ1. Write the number name according to the Indian Number System for 76572700. |
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Q2. What is the sum of the place value and the face value of 5 in 5,06,834? |
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Q3. What is the place value of 7 in
1,574,608?
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Q4. The river Nile
has a total
drainage area of 3257230 square
kilometres. What is
this value if you round
it off to the nearest thousands?
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Q5. Write the number
name according to the International Number System:
a) 50680078 b) 67311431c) 43777540 d) 86897110 |
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Q6. The palace city has a total land of area equal to 22582 square kilometers. What is the area of the land rounded off to the nearest one hundreds ? |
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Q7. Arrange the following numbers in the
ascending Order: 33900303, 22269592, 98205273, 8238623, 49444826, 88800515
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Q8. Australia has a total land area of 7692024 square kilometers. What is this value if you round it off to the nearest one thousand? |
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Q9. What is the largest number that can be formed
by using the digits 8, 0, 3, 9, 9, 3, 0?
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Q10. Find the place value of the underlined digit
in the given number: 32,771,422
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Q11. What is the result of the following:
a)
500000 + 10000 + 1000 + 100 + 50 + 8
b) 600000 + 50000 + 2000 + 900 + 40 + 8 |
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Q12. Which of the following numbers is smaller than 52718526 and larger than 52668526?
a. 51678526
b. 52678526
c. 56678526
d. 53078526
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RD Sharma Solutions For Class 7 Chapter 24 – Data Handling – III (Constructions of Bar graphs) 1. Two hundred students of class VI and VII were asked to name their favorite colours so as to decide upon what should be the colour of their school house. The results are shown in the following table. Colour: Red Green Blue Yellow Orange Number of Students 43 19 55 49 34 Represent the given data on a bar graph. (i) Which is the most preferred colour and which is the least? (ii) How many colours are there in all? Solution: Steps of constructing bar graph: 1. Mark the horizontal axis OX as Name of the Colour and the vertical axis OY as Number of Students. 2. Along the horizontal axis OX, choose bars of uniform (equal) width, with a uniform gap between them. 3. Choose a suitable scale to determine the heights of the bars, according to the space available for the graph. Here, we choose 1 small division to represent 10 students. (i) The most preferred colour is blue and the least preferred ...
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