$5 \times a \times a \times a \times 2b \times b \times c \times 2c$ in exponential form
  • $15a^3 b^2 c^2$
  • $20a^2 b^3 c^2$
  • $20a^3 b^2 c^2$
  • $20a^2 b^2 c^3$
$4 \times a  \times a + 2b \times b \times b +3c \times c$ in exponential form
  • $4a +2b^2 +3c^2$
  • $4a^2 +2b^3 +3c^2$
  • $4a^3 +2b^2 +3c^2$
  • $4a^2 +2b^2 +3c^2$
$5a^3  \times 6ab^2  \times 2c^2$ in exponential form
  • $60a^3 b^2 c^2$
  • $60a^2 b^2 c^2$
  • $6a^3 b^2 c^2$
  • $60a^4 b^2 c^2$
$a^4 \times 4ab^3 \times 3a^2 b$ in exponential form
  • $12a^6 b^4$
  • $12a^5 b^4$
  • $12a^7 b^4$
  • $12a^8 b^5$
$6xy \times 2x^3 y^2 \times 5y^2$ in exponential form
  • $60x^4 y^5$
  • $60x^3 y^3$
  • $60x^4 y^4$
  • $60x^3 y^5$
If there is 'a' rows of stool and each row contains $a^3$ stools. Find the total number of stool.
  • $a^2$
  • $a^3$
  • $a^4$
  • $a^5$
In a room there are  $x^2$ rows of chairs and each row contains $3x^2$ chairs. Find the total number of chairs in the room.
  • $3x^4$
  • $3x^3$
  • $3x^2$
  • 3x
Find if the quotient of 2x by y added to the product of x and 2y
  • $\frac {y}{2x}+2xy$
  • $\frac {2y}{x } +2xy$
  • $\frac {2x}{y} +2xy$
  • $2x + \frac {2xy}{y}$
8 is greater than x written as
  • x – 8
  • x + 8
  • 8 – x
  • 8/x
9 is less then  x but greater then y is written separately
  • x -9 and 9 –y
  • 9 – x and y -9
  • x +9 and y +9
  • None of these
The product of 4x and 2y is decreased by 7 is written as
  • 7 -8xy
  • 8xy -7
  • 8xy/7
  • 7/8xy
Find if the sum of 2a and b is multiplied by taking away 7 from their sum.
  • (2a- b )(2a + b -7)
  • (2a + b)(2a +b -7)
  • (2a +b)(2a –b -7)
  • None of these
Find if the sum of 4x and y is divided by taking away 8 from their sum.
  • (4x + y )/(4x +y – 8 )
  • 4xy/(4xy -8)
  • (4x –y)/(4x – y -8)
  • None of these
Find the area and perimeter of a room if the room has length and breadth $2x^5y^5$ and $3x^3y^2$
  • $5x^4y^4$ and $2(x^2y^3 + 3x^3y^6)$
  • $6x^5y^5$ and $2(x^2y^3 + 3x^3y^2)$
  • $6x^4y^4 and 2(xy^3 + 3x^2y^2 )$
  • None of these
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