Secondary School (English Medium) (5 to 8) इयत्ता ७ - CBSE Question Bank Solutions for Mathematics

Thrice a number decreased by 5 exceeds twice the number by 1. Find the number.

A girl is 28 years younger than her father. The sum of their ages is 50 years. Find the ages of the girl and her father.

The length of a rectangle is two times its width. The perimeter of the rectangle is 180 cm. Find the dimensions of the rectangle.

Look at this riddle?
If she answers the riddle correctly how ever will she pay for the pencils?

In a certain examination, a total of 3768 students secured first division in the years 2006 and 2007. The number of first division in 2007 exceeded those in 2006 by 34. How many students got first division in 2006?

Radha got ₹ 17,480 as her monthly salary and over-time. Her salary exceeds the over-time by ₹ 10,000. What is her monthly salary?

If one side of a square is represented by 18x – 20 and the adjacent side is represented by 42 – 13x, find the length of the side of the square.

Follow the directions and correct the given incorrect equation, written in Roman numerals:

Remove two of these matchsticks to make a valid equation:

Follow the directions and correct the given incorrect equation, written in Roman numerals:

Move one matchstick to make the equation valid. Find two different solutions.

What does a duck do when it flies upside down? The answer to this riddle is hidden in the equation given below:

If i + 69 = 70, then i = ? If 8u = 6u + 8, then u = ?

If 4a = –5a + 45, then a = ? if 4q + 5 = 17, then q = ?

If –5t – 60 = – 70, then t = ? If `1/4`s + 98 = 100, then s = ?

If `5/3`p + 9 = 24, then p = ______?

If 3c = c + 12, then c = ______?

If 3 (k + 1) = 24, then k = ______?

For riddle answer: substitute the number for the letter it equals

`()/1 ()/2 / ()/3 ()/4 ()/5 ()/6 ()/7 ()/8/()/4 ()/9`

The three scales below are perfectly balanced if • = 3. What are the values of ∆ and * ?

a.
b.
c.

The given figure represents a weighing balance. The weights of some objects in the balance are given. Find the weight of each square and the circle.

In ∆ABC, AD is the bisector of ∠A meeting BC at D, CF ⊥ AB and E is the mid-point of AC. Then median of the triangle is ______.

If we join a vertex to a point on opposite side which divides that side in the ratio 1 : 1, then what is the special name of that line segment?

In the given pairs of triangles of the figure, using only RHS congruence criterion, determine which pairs of triangles are congruent. In congruence, write the result in symbolic form:

In the given pairs of triangles of the figure, using only RHS congruence criterion, determine which pairs of triangles are congruent. In congruence, write the result in symbolic form:

In the given pairs of triangles of the figure, using only RHS congruence criterion, determine which pairs of triangles are congruent. In congruence, write the result in symbolic form:

In the given pairs of triangles of the figure, using only RHS congruence criterion, determine which pairs of triangles are congruent. In congruence, write the result in symbolic form:

In the given pairs of triangles of the figure, using only RHS congruence criterion, determine which pairs of triangles are congruent. In congruence, write the result in symbolic form:

In the given pairs of triangles of the figure, using only RHS congruence criterion, determine which pairs of triangles are congruent. In congruence, write the result in symbolic form: