Question Text
Question 1 :
Shobo’s mother’s present age is six times Shobo’s present age. Shobo’s age five years from now will be one third of his mother’s present age. What is Shobo's mother present age?
Question 2 :
What should be added to twice the rational number $-\frac{7}{3}$ to get $\frac{3}{7}$?
Question 3 :
The present age of Sahil's mother is 3 times the present age of Sahil. After 5 years their ages will add to 66 years. Find the present age of Sahil.
Question 4 :
2x + 39 is an example of single variable expression. Is it TRUE or FALSE ?
Question 6 :
Is it TRUE or FALSE, substituting x = -3 in $x^2+5x+4x$ gives $(-3)^2+5(-3)+4 = 9+2+4=15$ ?
Question 9 :
State True or false. A perfect cube does not end with two zeros.
Question 11 :
The cube of a single digit number may be a single digit number. Is it true or false ?
Question 14 :
State true or false. An identity is true for all values of its variables.
Question 15 :
Subtract $4p^2q – 3pq + 5pq^2 – 8p + 7q – 10$ from $18 – 3p – 11q + 5pq – 2pq^2 + 5p^2q$
Question 20 :
Multiply the binomials: $(y – 8) \ and \ (3y – 4)$