Question 4 :
Identify the term which contain $y^2$ and give its coefficient in $8-xy^2$.

Question 5 :
State if the given pair of expressions are like or unlike. $15x, -21x$

Question 6 :
Identify terms in the expression given below: 1.2ab - 2.4b + 3.6a

Question 7 :
Classify the following expression as a monomial,a binomial or a trinomial : $-7n+10$

Question 8 :
Classify into monomials, binomials and trinomials: - x + y - xy

Question 9 :
Identify the term which contain x and give its coefficient in $1+x+xy$.

Question 10 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c93df59b460d7261e965.jpeg' /> In the given figure,Observe the patterns of digits made from line segments in the given figure . If the number of digits formed is taken to be n , the number of segments required to form n digits is given by the algebraic expression appearing on the right of each pattern . How many segments are required to form 5,10,100 digits of the above kind .

Question 11 :
1% means 1 out of hundred or one hundredth.Is it TRUE or FALSE?

Question 12 :
State True or False: To compare two quantities, their units must be the same.

Question 14 :
150 students are studying English, Maths or both. 62 per cent of students study English and 68 per cent are studying Maths. How many students are studying both?

Question 16 :
State True or False: The buying price of any item is known as its discount price. It is written in short as DP.

Question 17 :
State True or False: Fractions can be converted into percentages and vice-versa.

Question 18 :
In a debate competition, the judges decide that 20 per cent of the total marks would be given for accent and presentation. 60 per cent of the rest are reserved for the subject matter and the rest are for rebuttal. If this means 8 marks for rebuttal, then find the total marks.

Question 20 :
Convert part 3 of the ratio 2 : 3 : 5 to percentage.