class 8 math practice paper
Class 8
Mathematics
(1)
The probability of getting a multiple of 2 when
a dice is rolled is
(a)
1/6 (b)
1/3 (c) 1/2
(d) 2/3
(2)
How many small cubes with edge of 20 cm each can
be just accommodated in a cubical box of 2 m edge ?
(a)
10 (b)
100 (c) 1000
(d) 10000
(3)
The curved surface area of a cylinder of height
14 cm is 88cm 2 .The diameter of its circular base
(a)
5 cm (b)
4 cm (c) 3 cm
(d) 2 cm
(4)
A coin is tossed
200 times and head appeared 120 times. The probability of getting a tail
is
(a) 4/5 (b)
3/5 (c) 1/5
(d) 2/5
(5) the volume of a cube whose edge is 3X is
(a) 3X3 (b)
9X3 (c) 6X3 (d) 27 X3
(6) answer the following
questions
(a) in a pie chart a whole circle
is divided into sectors.(true/false)
(b) the total number of outcomes
when two coins are tossed are-----
(c) the surface area of a
cylinder whose radius “r” is equal to its height is ---
(d) probability of an event in an experiment is
1.33.(true/false)
( e ) the
volume of a cylinder becomes ----- the
original volume if its radius becomes half of the original radius ,
considering that there is no change in the height .
(7) answer the following questions
(a) a milk tank Is in the form of cylinder whose radius is
1.5 m and length is 7m.find the quantity of milk in litres that can be stored
in the tank?
(b) when a dice is thrown ,find the probability of
getting
(1) not a prime number
(2) a number greater than 5 (3) a number multiple of 2 and 3
( c) shoes of the
following brands are sold in oct.2024 at a shoe store. construct a pie chart for the data .also find
the most and least favourite shoe brand and what is the difference in sales.
|
Comments
Post a Comment