Question

12. Draw a line segment of length 2 km. Draw a perpendicular to the line from point Z lying on the line.
53, 61, 48, 60, 78 68 55 100,07 90.75 88,77.37.84, 58, 60, 48, 52, 56 44, 53.52
Timehe
Sub Maths
NO. All questions carry 2 marks each.
The final marks in English test of 30 students are as follows:-
seynd group etc.
Maths
Subject
8
64,98 59, 70, 39.50, 60
Now answer the following-
a) Arrange these marks in the ascending order 30 to 39 one group 40 to 49 sey
b) What is the highest score?
c) What is the lowest score?
d) If 40 is the passing mark how many student failed ?
e) How many students have scored less than 50.
The marks obtained by a student in various subjects are giver below:-
English
Hindi
Science S.S.T.
Marks obtained 70
75
30
95
60
Draw a bar graph to represent the given data,
3. Express the following a mix d fractions -
b)
Express the following as improper fractions :
b) 1?
5
Reduce the following fractions to the simplest form :-
120
120 -
60-2
180
9052
6. Compare and
7. Add :-
23
ind
5' 2
on Thursday the remaining
were sold over the weekend. Find the fraction of parts sold over the weekend.
9. Draw the nets of square prism.
10. Draw shape of cuboid, cube, cylinder and cone.
11. Draw the circle of the following radii: 2.7 cm
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8. A potter so dof his pots on Monday, on Tuesday on Wednesday
13. Using rules and a pair of compasses construct angles of the following measures :-
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Answer 1

Answer:

A species is classified as endangered when its population has declined at least 70 percent and the cause of the decline is known. A species is also classified as endangered when its population has declined at least 50 percent and the cause of the decline is not known.

Answer 2

The natural environment encompasses all living and non-living things occurring naturally, meaning in this case not artificial. The term is most often applied to the Earth or some parts of Earth