Recent questions tagged class8

How many non-overlapping triangles can we make in a n-gon (polygon having n sides by joining the vertices?

asked Feb 16, 2015 by meena.p

1 answer

What is the maximum number of obtuse angles that a quadrilateral can have ?

asked Feb 16, 2015 by meena.p

1 answer

For which of the following figures all angles are equal ?

asked Feb 16, 2015 by meena.p

1 answer

For which of the following , diagonals bisects each other ?

asked Feb 16, 2015 by meena.p

1 answer

If three angles of a quadrilateral are each equal to $75^{\circ}$ , the fourth angle is

asked Feb 16, 2015 by meena.p

1 answer

A positive number is 5 times another number . If 21 is added to both the numbers, then one of the new number becomes twice the other new number. What are the numbers.

asked Feb 16, 2015 by meena.p

1 answer

In an equation the values of the expression on the LHS and RHS are _____________

asked Feb 16, 2015 by meena.p

1 answer

Solve : $x= \large\frac{4}{5} $$(x+10)$

asked Feb 16, 2015 by meena.p

1 answer

What should be added to twice the rational number $\large\frac{-7}{3}$ to get $\large\frac{3}{7}$?

asked Feb 16, 2015 by meena.p

1 answer

Solve : $5x-2(2x-7) =(3x-1) +\large\frac{7}{2}$

asked Feb 16, 2015 by meena.p

1 answer

Solve : $\large\frac{x}{3} $$+1 =\large\frac{7}{15}$

asked Feb 16, 2015 by meena.p

1 answer

Half of a herd of deer are grazing in the field and three fourths of the remaining are playing near by. The rest 9 are drinking water from the pond. Find the number of deer in the herd.

asked Feb 16, 2015 by meena.p

1 answer

Solve : $(2x+3)^2+(2x-3)^2 =(8x+6) (x-1)+22$

asked Feb 16, 2015 by meena.p

1 answer

Solve : $\large\frac{1}{x+1} +\frac{1}{x+2} =\frac{2}{x+10}$

asked Feb 16, 2015 by meena.p

1 answer

$0.12 (2x-3) =0.4 x+5$

asked Feb 16, 2015 by meena.p

1 answer

Solve : $\large\frac{3}{4} $$x +4x = \large\frac{7}{8}$$+6x-6$

asked Feb 16, 2015 by meena.p

1 answer

Solve : $\large\frac{x-2}{3} +\frac{2x-7}{5} =\bigg( \large\frac{3x+1}{2}\bigg) $$-4$

asked Feb 16, 2015 by meena.p

1 answer

Solve : $\large\frac{2x-1}{5} =\frac{7x-4}{9}$

asked Feb 16, 2015 by meena.p

1 answer

Solve : $ \large\frac{9x-7}{3x+5} =\frac{3x-4}{x+6}$

asked Feb 16, 2015 by meena.p

1 answer

Solve : $\large\frac{(4+x)(5-x)}{(2+x)(7-x)}$$=1$

asked Feb 13, 2015 by meena.p

1 answer

Solve : $ \large\frac{a-5}{3}=\frac{a-3}{2}$

asked Feb 13, 2015 by meena.p

1 answer

Solve : $\large\frac{(2 \times t) -1}{(3 \times t)+2}+\bigg(\frac{2}{5} \bigg)$$=1$

asked Feb 13, 2015 by meena.p

1 answer

$\large\frac{y-5}{y+1} =\frac{5}{7}$

asked Feb 13, 2015 by meena.p

1 answer

After 10 years I shall be 4 times as old as i was 5 years ago. What is my present age ?

asked Feb 13, 2015 by meena.p

1 answer

Raman sold on article for $Rs. 891$ and gained $10\%$ on it Find the cost price of the article.

asked Feb 13, 2015 by meena.p

1 answer

The digits of a two digit number differ by 3. If the digits are interchanged and the resulting number is added to the original number , we get 143 . Find the original number .

asked Feb 13, 2015 by meena.p

1 answer

Bansi has 3 times as many two rupee coins as he has five rupee coins. If he has in all a sum of $Rs. 77$ . how many coins of each denominations does he have ?

asked Feb 13, 2015 by meena.p

1 answer

The present age of sahil's months is three times the present age of sahil. After 5 years their ages will add to 66 years . Find their present age.

asked Feb 12, 2015 by meena.p

1 answer

The perimeter of a rectangle is $13\;cm$ and its width is $ \large\frac{11}{4}$cm . Find its length

asked Feb 12, 2015 by meena.p

1 answer

5 years age preeti's age was three times kanika's age. At present Preeti's age is $\large\frac{5}{2}$ times that of kanika 's. Find there present age .

asked Feb 12, 2015 by meena.p

1 answer

The perimeter of a rectangle of length $28 \;cm$ is $80\;cm$ Find the area of this rectangle.

asked Feb 12, 2015 by meena.p

1 answer

The denominator of a fraction is greater than the numerator is increased by 8 . If the numerator is increased by 17 and the denominator is decreased by 1 the number obtained is $\large\frac{3}{2}$ find the fraction .

asked Feb 12, 2015 by meena.p

1 answer

The ages of A and B are in the ratio $5:3$ After 6 years , their ages will be in the ratio $7:5$ The sum of their present ages is

asked Feb 12, 2015 by meena.p

1 answer

The total cost of three prizes is $Rs. 2550$. If the values of second prize is $ \large\frac{3}{4}$ of the first and the value of $3rd$ prize is $ \large\frac{1}{2}$ of the second prize, then the value of first prize is :

asked Feb 12, 2015 by meena.p

1 answer

A student has to secure $35\%$ marks to pass. He got 80 marks and failed by 60 marks . The maximum marks are

asked Feb 12, 2015 by meena.p

1 answer

If $45-[28 \{ 37(15- x\}]=58$ then x is equal to

asked Feb 11, 2015 by meena.p

1 answer

$ \sqrt { 1+ \large\frac{x}{144}}=\frac{13}{12}$ then x is equal to

asked Feb 11, 2015 by meena.p

1 answer

The average of $11,12,13,14$ and x is $13$. The value of x is

asked Feb 11, 2015 by meena.p

1 answer

The value of x so that $14(2x-3)-60x =5(15-9x)$ is

asked Feb 11, 2015 by meena.p

1 answer

The present age of A is twice that of B, 30 years from now, age of A will be $1 \large\frac{1}{2}$ times that of B. The present ages of A and B respectively is

asked Feb 11, 2015 by meena.p

1 answer

If two supplementary angles differ by $44^{\circ}$ then one of the angle is

asked Jan 20, 2015 by meena.p

1 answer

If two third , one half and one seventh of a number is

asked Jan 20, 2015 by meena.p

1 answer

If $ \large\frac{2}{5}$$(5x+1) +\frac{3}{5}$$=1$

asked Jan 20, 2015 by meena.p

1 answer

There were only two candidates who participated in an election one contestant got $62\%$ votes and was elected by a margin of $144$votes. The total number of votes were.

asked Jan 20, 2015 by meena.p

1 answer

What is the value of P that makes the following true? $P-\{-4-(2-8 \div 4)\}=8$

asked Jan 20, 2015 by meena.p

1 answer

A person travelled $\large\frac{5}{8}$ th of the distance by train , $\large\frac{1}{4}$th by bus and the remaining $15 km$ by boat. The total distance travelled by him was

asked Jan 20, 2015 by meena.p

1 answer

The value of x so that $0,.5 x -[-(0.8 -0.2x)]=0.2-0.3x$ is

asked Jan 20, 2015 by meena.p

1 answer

4 is added to a number and the sum is multiplied by $5$. If 20 is subtracted from the product and the difference is durded by 8, the result is equal to 10. The number is

asked Jan 20, 2015 by meena.p

1 answer

If $7x+3=17$ What is the value of $7x-3$?

asked Jan 20, 2015 by meena.p

1 answer

$184$ is divided into two parts such that one part may exceed one seventh of the other part by 8,then the greatest part is

asked Jan 20, 2015 by meena.p

1 answer

Ask Questions, Get Answers