Secondary School (English Medium) (5 to 8) इयत्ता ८ - CBSE Question Bank Solutions

A gardener has 1000 plants. He wants to plant these in such a way that the number of rows and the number of columns remain same. Find the minimum number of plants he needs more for this.

These are 500 children in a school. For a P.T. drill they have to stand in such a manner that the number of rows is equal to number of columns. How many children would be left out in this arrangement?

Find the product of the following pair of monomial.

4, 7p

Find the product of the following pair of monomial.

− 4p, 7p

Find the product of the following pair of monomial.

− 4p, 7pq

Find the product of the following pair of monomial.

4p³, − 3p

Find the product of the following pair of monomial.

4p, 0

Find the areas of rectangles with the following pairs of monomials as their lengths and breadths, respectively.

(p, q); (10m, 5n); (20x², 5y²); (4x, 3x²); (3mn, 4np)

Complete the table of products.

Obtain the volume of a rectangular box with the following length, breadth, and height, respectively.

5a, 3a², 7a⁴

Obtain the volume of a rectangular box with the following length, breadth, and height, respectively.

2p, 4q, 8r

Obtain the volume of a rectangular box with the following length, breadth, and height, respectively.

xy, 2x²y, 2xy²

Obtain the volume of a rectangular box with the following length, breadth, and height, respectively.

a, 2b, 3c

Obtain the product of xy, yz, zx.

Obtain the product of a, − a², a³

Obtain the product of 2, 4y, 8y², 16y³

Obtain the product of  a, 2b, 3c, 6abc.

Obtain the product of m, − mn, mnp.