SSLC (English Medium) Class 7 - Tamil Nadu Board of Secondary Education Question Bank Solutions for Mathematics

One of the diagonals of a rhombus is thrice as the other. If the sum of the length of the diagonals is 24 cm, then find the area of the rhombus.

A man has to build a rhombus shaped swimming pool. One of the diagonal is 13 m and the other is twice the first one. Then find the area of the swimming pool and also find the cost of cementing the floor at the rate of ₹ 15 per sq.cm

An expressions equated to another expression is called ____________

If a = 5, the value of 2a + 5 is ____________

The sum of twice and four times of the variable x is __________

Every algebraic expression is an equation

The expression 7x + 1 cannot be reduced without knowing the value of x

If a = 3 and b = 2, then find the value of the following.

a^b + b^a

If a = 3 and b = 2, then find the value of the following.

a^a – b^b

If a = 3 and b = 2, then find the value of the following.

(a + b)^b

If a = 3 and b = 2, then find the value of the following.

(a – b)^a

Unit digit of 124 × 36 × 980 is _____________

When the unit digit of the base and its expanded form of that number is 9, then the exponent must be ____________ power.

Match the following:

Find the unit digit of expanded form.

25²³

Find the unit digit of expanded form.

11¹⁰

Find the unit digit of expanded form.

46¹⁵

Find the unit digit of expanded form.

100¹²

Find the unit digit of expanded form.

29²¹

Find the unit digit of expanded form.

19¹²