Email

Chat with tutors

Login

Ask Questions, Get Answers

Menu X

home ask tuition questions practice papers mobile tutors pricing

X

Questions >> Olympiad-Math >> Class 10

$\large\frac{13}{3125}$ is a ________ decimal

asked Nov 4, 2014 by sreemathi.v

1 answer

If $6x = \sec \theta$ and $\large\frac{6}{x}$ $= \tan \theta$ , then the value of $36 \bigg(x^2 - \large\frac{1}{x^2} \bigg)$ is __________

asked Nov 3, 2014 by meena.p

2 answers

If $\cos \theta = \large\frac{3}{4}$ then the value of $9 \tan ^2 \theta +9$ is ______

asked Nov 3, 2014 by meena.p

1 answer

If $\sin \theta + \cos \theta = \sqrt 2 \cos (90^{\circ}- \theta)$ then $\cot \theta$ is

asked Nov 3, 2014 by meena.p

1 answer

If $\cos \theta = \large\frac{2}{3}$ , then $2 \sec^2 \theta+2 \tan ^2 \theta -7$ is equal to

asked Nov 3, 2014 by meena.p

1 answer

If $x \tan 45^{\circ} \cos 60^{\circ} = \sin 60^{\circ} cot 60^{\circ}$ , then x=_______

asked Nov 3, 2014 by meena.p

1 answer

The value of $\cos ^{\circ} \cos 2^{\circ} \cos 3^{\circ}...... \cos 179^{\circ} \cos 180^{\circ}$

asked Nov 3, 2014 by meena.p

1 answer

The value of $\theta$ satisfying $\sqrt 3 \sin \theta =\cos \theta$ is ________

asked Nov 3, 2014 by meena.p

1 answer

If $\sec 3A= cos (A-26^{\circ})$ where $3A$ is an angle, then the value of A is ________

asked Nov 3, 2014 by meena.p

1 answer

If $\sec 4A= cosec (A-20^{\circ})$ where $4A$ is an angle, then th value of A is ________

asked Nov 3, 2014 by meena.p

1 answer

If $A,B,C$ are the interior angles of a triangle $ABC$ , then $\tan \bigg(\large\frac{B+C}{2} \bigg)$ $=_____

asked Nov 3, 2014 by meena.p

1 answer

The value of $\tan 5^{\circ} \tan 25^{\circ} \tan 30^{\circ} \tan 65^{\circ} \tan 85^{\circ}$ is

asked Nov 3, 2014 by meena.p

1 answer

The value of $\tan 1^{\circ} \tan 2^{\circ} \tan 3^{\circ}....... \tan 89^{\circ}$ is ________

asked Nov 3, 2014 by meena.p

1 answer

The HCF of 95 and 152 is

asked Nov 3, 2014 by sreemathi.v

1 answer

Let $x=\large\frac{p}{q}$ be a rational number,such that the prime factorization of $q$ is not of the form $2^m\times 5^n$ ,where $m$ and $n$ are non-negative integers,then $x$ has a decimal expansion which is

asked Nov 3, 2014 by sreemathi.v

1 answer

Say True or False : The product of any three consecutive natural number is divisible by $6$ .

asked Nov 3, 2014 by sreemathi.v

1 answer

If $\sqrt p+\sqrt q$ is an irrational number then,_______

asked Nov 3, 2014 by sreemathi.v

1 answer

For any positive real number $x$ ,there exists an irrational number $y$ such that _______

asked Nov 3, 2014 by sreemathi.v

1 answer

If $\sqrt P$ is an irrational number then $P$ is ______

asked Nov 3, 2014 by sreemathi.v

1 answer

If $a$ and $b$ are co-prime numbers,then $a^2$ and $b^2$ are

asked Nov 3, 2014 by sreemathi.v

1 answer

If $P_1$ and $P_2$ are two odd prime numbers such that $P_1 > P_2$ ,then $P_1^2-P_2^2$ is

asked Nov 3, 2014 by sreemathi.v

1 answer

The sum of two irrational numbers is an irrational number.

asked Nov 3, 2014 by sreemathi.v

1 answer

Every integer is of the form $2m$ ,where $m$ is an integer.Is this a True or False statement.

asked Nov 3, 2014 by sreemathi.v

1 answer

If $2^n\times 5^n$ ends in $5$ then the value of $n$ is _____

asked Nov 3, 2014 by sreemathi.v

1 answer

If $n$ is a natural number,then $9^{2n}-4^{2n}$ is always divisible by

asked Nov 3, 2014 by sreemathi.v

1 answer

If $3$ is the least prime factor of number $a$ and $7$ is the least prime factor of number $b$ ,then the least prime factor of $a+b$ is ______

asked Nov 3, 2014 by sreemathi.v

1 answer

For any positive integer $'n'$ , $n^3-n$ is divisible by _________

asked Nov 3, 2014 by sreemathi.v

1 answer

Three numbers which are in A.P whose sum is $15$ and product 80 are _______

asked Nov 3, 2014 by sreemathi.v

1 answer

Divide $24$ into three parts such that they are in A.P and their product is $440$ .

asked Nov 3, 2014 by sreemathi.v

1 answer

In $\Delta PQR$ , right angled at $Q, PQ = 3 \;cm$ and $PR= 6\;cm$ . Then the value of $\Delta P$ and $\Delta R$ is ________

asked Nov 3, 2014 by meena.p

1 answer

Santhosh buys a refrigerator for Rs.12,000.He pays Rs.6000 cash and agrees to pay the balance in annual installments of Rs.500 together with $12\%$ interest on the unpaid amount.How much will the refrigerator cost him?

asked Nov 3, 2014 by sreemathi.v

1 answer

If the sum of $n,2n$ and $3n$ terms of an A.P are $S_1,S_2$ and $S_3$ respectively then, $S_3=$ _______

asked Nov 3, 2014 by sreemathi.v

1 answer

If $\sin (A+B) =1$ and $\cos (A-B)= \large\frac{\sqrt 3}{2}, 0^{\circ}$ $< (A+B) \leq 90^{\circ}, A > B$ then the value of A and B is ________

asked Nov 3, 2014 by meena.p

1 answer

The angles of a quadrilateral are in A.P whose common difference is $10^{\large\circ}$ .The measures of the angles of the quadrilateral are _______

asked Nov 3, 2014 by sreemathi.v

1 answer

The value of $\theta$ if $3 \tan ^2 \theta -1 =0$ is

asked Nov 3, 2014 by meena.p

1 answer

A piece of equipment cost a factory $6,00,000$ .If it depreciates in value $15\%$ the first, $13.5\%$ the next year, $12\%$ the third year and so on,what will be the value at the end of $10$ years,all percentages applying to the original cost?

asked Nov 3, 2014 by sreemathi.v

1 answer

If $2 \cos 3 \theta =1$ then the value of $\theta$ is ________

asked Nov 3, 2014 by meena.p

1 answer

The houses of a row is numbered consecutively from 1 to 49.Let $x$ be a value such that the sum of numbers of the houses preceding the house numbered $x$ is equal to the sum of the numbers of the houses following it.The value of $x$ is

asked Nov 3, 2014 by sreemathi.v

1 answer

In a right angled triangle right angle at A, if $\tan C= \sqrt 3$ , then the value of $\sin B \cos C + \cos B \sin C$ is _______

asked Nov 3, 2014 by meena.p

1 answer

If $8 \tan A = 15$ then $\sin A - \cos A$ is ___

asked Nov 3, 2014 by meena.p

1 answer

If $\tan \theta = \large\frac{20}{21}$ , then the value of $\large\frac{1- \sin \theta + \cos \theta }{1+ \sin \theta + \cos \theta }$ is _______

asked Nov 3, 2014 by meena.p

0 answers

The coordinate of the circum centre of the triangle formed by the points $0(0,0), A(a,0)$ and $B(o,b)$ are

asked Nov 3, 2014 by meena.p

1 answer

The ratio in which the line segment joining points $A(a_1,b_1)$ and $B(a_2,b_2)$ is divided by y-axis is ________

asked Nov 3, 2014 by meena.p

1 answer

The ratio in which $(4,5)$ divides the line whose end points have coordinates $(2,3)$ and $(7,8)$ is ____

asked Nov 3, 2014 by meena.p

1 answer

If the centroid of the triangle formed by the points $(a,b),(b,c)$ and $(c,a)$ is at the origin then $a^3+b^3+c^3=$

asked Nov 3, 2014 by meena.p

1 answer

If the centroid of the triangle formed by the points $(3,-5),(-7,4),(10,-k)$ is at the point $(k,-1)$ then k is ________

asked Nov 3, 2014 by meena.p

1 answer

The digits of a positive integer having three digits are in A.P. and their sum is $15$ .The number obtained by reversing the digits is $594$ less than the original number.The number is _______

asked Oct 31, 2014 by sreemathi.v

1 answer

A man repays a loan of Rs.3250 by paying Rs.20 in the first month and then increases the payment by Rs.15 every month.How long will it take him to clear the loan?

asked Oct 31, 2014 by sreemathi.v

1 answer

A sum of Rs.280 is to be used to award four prizes.If each prize after the first is Rs.20 less than the preceding one,then the value of the first prize is

asked Oct 31, 2014 by sreemathi.v

1 answer

If there are $(2n+1)$ terms in an A.P,then the sum of odd terms and the sum of even terms is _____

asked Oct 31, 2014 by sreemathi.v

1 answer

Page:

« prev
1
...
3
4
5
6
7
8
9
...
11
next »

Feedback Terms Facebook Twitter About Us

Your payment for is successful.

...