Question 1 :
The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. What is the height of the tallest girl?
Question 2 :
The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. What is the range of the data?
Question 4 :
The runs scored in a cricket match by 11 players is as follows: $6, 15, 120, 50, 100, 80, 10, 15, 8, 10, 15$. Is the mean, mode and median of the given data same?
Question 5 :
The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the mean marks obtained by the group.
Question 6 :
A coin is flipped to decide which team starts the game. What is the probability that your team will start?
Question 7 :
The scores in mathematics test (out of 25) of 15 students are as follows: 19, 25, 23, 20, 9, 20, 15, 10, 5, 16, 25, 20, 24, 12, 20 Are mean, median and mode same?
Question 8 :
The run scored in a cricket match by 11 players is as follows: 6, 15, 120, 50, 100, 80, 10, 15, 8, 10, 15. Find the mode.
Question 9 :
The marks in a class assessment are as follows: $4, 6, 7, 5, 3, 5, 4, 5, 2, 6, 2, 5, 1, 9, 6, 5, 8, 4, 6, 7$. Which number is the lowest?
Question 10 :
The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the highest marks obtained by the students.
Question 11 :
Identify the term which contain x and give its coefficient in $x+y+2$.
Question 12 :
The terms of the expression -4x+5y are -4x , 5y and its factors are -4,x and 5,y respectively.
Question 15 :
Classify whether the expression is a monomial , binomial or trinomial $z^2+z$.
Question 16 :
Simplify the expression and find their values if x = 3, a = - 1, b = - 2.
2a - 2b - 4 - 5 + a
Question 18 :
Simplify by combining like terms:
p - (p - q) - q - (q - p)
Question 22 :
Identify terms in the expression given below:
1.2ab - 2.4b + 3.6a
Question 23 :
What are the terms in the following expression : $7mn-4$ ?
Question 26 :
Find the value of the following expression, when x = - 1:
- x + 2
Question 28 :
Simplify by combining like terms:
(3$y^{2}$ + 5y - 4) - (8y - $y^{2}$ - 4)
Question 30 :
When a = 0, b = - 1, find the value of given expression:
$a^{2}$ + ab + 2