Find the radius of the circle x²+y²-4x-8y-45=0

On certain sum of money, the compound interest for 2 years is Rs.304.5 and the simple interest for the same period is Rs.290. Find the rate of interest per annum :

ഉൽപ്പന്നത്തിന്റെ വില 50% വർധിപ്പിച്ചാൽ അതിന്റെ ഉപയോഗ ചിലവ് അതേ നിലയിൽ നിലനിർത്താൻ അതിന്റെ ഉപഭോഗം എത്ര ശതമാനം കുറയ്ക്കണം

2006 ജനുവരി 1 ഞായറാഴ്ചയാണെങ്കിൽ 2010 ജനുവരി 1 ഏത് ദിവസമാണ് ?

400 മീറ്റർ നീളമുള്ള ഒരു തീവണ്ടി എതിർ ദിശയിൽ നിന്ന് ഒരു സമാന്തര പാതയിലൂടെ മണിക്കൂറിൽ 60 കിലോമീറ്റർ വേഗതയിൽ സഞ്ചരിക്കുന്ന 300 മീറ്റർ നീളമുള്ള ഒരു തീവണ്ടിയെ മറികടക്കാൻ 15 സെക്കൻഡ് എടുക്കും . നീളമുള്ള തീവണ്ടിയുടെ വേഗത മണിക്കൂറിൽ എത്രയാണ് ?

ഒരു ചതുരത്തിന്റെ വശം 8 സെ.മീ. ആണ് അതിന്ടെ വശം ഇരട്ടിയാക്കിയാൽ അതിന്ടെ പുതിയ ചുറ്റളവ്

രാമനും ശ്യാമും ചേർന്ന് 10 ദിവസം കൊണ്ട് ഒരു വീട് നിർമ്മിക്കുന്നു; രാമനും അരുണും ചേർന്ന് 12 ദിവസം കൊണ്ട് ഒരു വീട് നിർമ്മിക്കുന്നു, ശ്യാമും അരുണും ചേർന്ന് 15 ദിവസം കൊണ്ട് ഒരു വീട് നിർമ്മിക്കുന്നു. രാമനും ശ്യാമും അരുണും ചേർന്ന് ജോലി ചെയ്യാൻ തുടങ്ങിയാൽ എത്ര ദിവസം കൊണ്ട് അവർ വീട് നിർമ്മിക്കും?

a, b, c എന്നത് ഗണിത പുരോഗതിയിൽ ആണെങ്കിൽ , ഏതാണ് ശരിയായത് ?

A good mathematic teacher is one who

Which of the following is not used as a software for learning mathematics ?

As a teacher which of the following will you consider at the beginning of an academic year ?

The branch of Mathematics which is a continuation and generalization of arithmetic is

The most appropriate tool that helps to identify the misconcepts of students in mathematics is

Social constructivist theory is associated with

Learning aids are mainly used for

Which of the following is not an objective of learning history of mathematics ?

Mathematics club activities are specially meant for :

It is possible to provide first hand experiences in mathematic to learners through:

BALA concept which is an innovative approach to education is :

Errors play an important role in Mathematics. This statement is

Which of the following can be used as learning aid for visually challenged in Mathematics classroom ?

Which of the following priciple is not included in Dalton plan ?

Which of the following is not a problem solving technique in mathematics ?

Which of the following is the first step in Mathematics project ?

Which of the following is not a process skill in Mathematics ?

Which of the following is not a charectaristic of project method ?

Unknown to known is used for which teaching method ?

Aim of Mathematics education is :

To whom is cocept attainment model related ?

'The Man Who Knew Infinity' is related to the life history of

A teacher uses examples and non examples for developing a concept in her class. Which among the following is her choice ?

The lowest level of learning according to Robert M Gagne is

Which of the following is the main objective of continuous assessment ?

Which of the following is not suitable method for developing creativity in mathematics?

Which one of the following is not related with the blue print of a question paper preparation ?

Which of the following is the first step in the procedure for the problem solving method ?

According to Edgar Dale , Audio Visual aids are termed as

Which of the following is not an award given in Mathematics ?

In the figure ABCD is a rhombus , AD=10 centimetres, PA=6 centimetres, The area of rhombus is

A circle is drawn with centre O and radius 2 centimetres. The area of the unshaded region is

What number is x if |x + 2| = |x - 5|?

In the figure ABCD is rectangle. BC-6 centimeters, CD = 4 centimeters. Triangle PCB is isosceles . If we put a dot in this figure, what is the probability of it being in the triangle PAB ?

In the figure, BC is a chord and PA is a tangent to the circle. PB = 4 cm, PA = 6 cm the length of the chord BC is :

Which among the following statements is/are not true?

I) The sum of opposite angles of a parallelogram is 180

II) The sum of adjacent angles of a parallelogram is 180

III) The opposite sides of a parallelogram are equal

IV) The sum of the inner angles of a parallelogram is 360

Which among the following are the coordinates of the fourth vertex of the parallelogram?

In the figure, a square is joined to a regular pentagon and a regular hexagon. The measure of ∠BAC is :

The monthly expenditure of a family on different items are given by the pie-diagram. If monthly income is Rupees 40,000/ how much money is spent for education?

Which among the following irrational numbers represents a point lying between 3 and 4 on the number line?

The equation of the circle with centre (8, 5) and radius 6 is :