SSLC (English Medium) कक्षा ८ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Mathematics

Divide: 81(p⁴q²r³ + 2p³q³r² – 5p²q²r²) by (3pqr)²

Statement A: If 24p²q is divided by 3pq, then the quotient is 8p.

Statement B: Simplification of `((5x + 5))/5` is 5x

The denominator of a fraction exceeds Its numerator by 8. If the numerator is increased by 17 and the denominator is decreased by 1, we get `3/2`. Find the original fraction.

The diagonals of the rhombus is 12 cm and 16 cm. Find its perimeter. (Hint: the diagonals of rhombus bisect each other at right angles)

The value of `((-15)/23) ÷ (30/(-46))` is ________

Divide : `(-21)/5` by `(-7)/(-10)` 

Divide : `(-3)/13` by −3

Divide : −2 by `(-6)/(15)`

Find (a + b) ÷ (a – b) if a = `1/2`, b = `2/3`

Find (a + b) ÷ (a – b) if a = `(-3)/5`, b = `2/15`

`3/4 ÷ (5/8 + 1/2)` = __________

The rational number ________ does not have a reciprocal

The rational number which is its own reciprocal is –1

Simplify : `[11/8 xx ((-6)/33)] + [1/3 + (3/5 ÷ 9/20)] - [4/7 xx (-7)/5]`

Simplify : `[4/3 ÷ (8/(-7))] - [3/4 xx 4/3] + [4/3 xx ((-1)/4)]`

A student had multiplied a number by `4/3` instead of dividing it by `4/3` and got 70 more than the correct answer. Find the number

Expand (3m + 5)²

`(("a" + "b")("a"^3 - "b"^3))/(("a"^2 - "b"^2))` = ___________

Factorise the following expressions

x² + 14x + 49

Factors of 9x² + 6xy are