Recent questions and answers in Class 9

The product of roots of equation mx^2 +6x +2m-1 =0 is -1. Then m is

answered May 27 by dikshatagala86

1 answer

Mcdonalled provides colddrink to the consumer daily in a cylindrical glasses of radius 7 cm. If the glass is filled with Cocacola upto an height of 12 cm, find how many litres of cocacola is needed to serve 100 consumer?

answered May 17 by tomargourav317

1 answer

Three ladies X, Y and Z marry three men A, B and C. X is married to A, Y is not married to an engineer, Z is not married to a doctor, C is not a doctor and A is a lawyer. Then which of the following statements is correct ?

answered May 15 by patranupur99

1 answer

If one leg of an isosceles right-angled triangle is increased by 6 cm and the other leg is increased by 4 cm, then change in area of the triangles is 24 sq cm. Find the length of the leg of the original triangle.

answered May 12 by putsalaharshapriya

1 answer

A terminated line can be produced indefinately on both side

answered May 11 by rnarasimhareddy2007

1 answer

Equal triangles which are on the same base and on the same side are also in the same parallels.

answered May 11 by rnarasimhareddy2007

1 answer

In right-angled triangles the square on the side opposite the right angle equals the sum of the squares on the sides containing the right angle.

answered May 11 by rnarasimhareddy2007

1 answer

If a straight line falling on two straight lines makes the exterior angle equal to the interior and opposite angle on the same side, or the sum of the interior angles on the same side equal to two right angles, then the straight lines are parallel to one another.

answered May 11 by rnarasimhareddy2007

1 answer

You have 12 similar looking coins. 11 of them weigh the same. One of them has a different weight, but you don’t know whether it is heavier or lighter. You also have a scale. You can put coins on both sides of the scale and it’ll tell you which side is heavier or will stay in the middle if both sides weight the same. What is the minimum number of weighing required to find out the odd coin.

answered May 10 by rby0017

1 answer

What is the distance between the points (0,0) and (24,7)

answered May 5 by dasnil473

1 answer

If Eye is called Hand, Hand is called Mouth, Mouth is called Ear, Ear is called Nose and Nose is called Tongue, with which of the following would a person hear ?

answered May 2 by sabiravan

1 answer

Points (1,-1) (2,-2) (4,-5) (-3,-4)

answered Apr 29 by akpatrabbsr

1 answer

How many roots of the equation x^3-3x^2+4=0 are roots of the equation x^2+x-6=0?

answered Apr 19 by gowrichalumuri

1 answer

If the cost of x metres of wire is ` d, then what is the cost of y metres of wire at the same rate ?

answered Apr 9 by faisalabbasf2f

1 answer

If x stand for ‘addition’; $<$ for ‘subtraction’, $+$ stands for ‘division’, $>$ for ‘multiplication’, $-$ stands for ‘equal to’,$\div$ for ‘greater than and = stands for ‘ less than’, state which of the following is true ?

answered Apr 5 by humaidhameed786

1 answer

If $ax + by = c$ and $lx + my = n$ has unique solution then the relationbetween the coefficient

answered Apr 4 by sanchakgargss

1 answer

P, Q, R and S are playing cards. P and Q are partners and sitting in front of each other. Similarly R and S are partners and sitting in front of each other. S faces towards North and if P faces towards West, then who faces towards South ?

answered Mar 19 by bammidi36

1 answer

Find the number of roots of (x^n-b)^2 =0

answered Mar 18 by thakurmayankraj.26

1 answer

Arrange the given words in the sequence in which they occur in the dictionary and choose the correct sequence. 1. Precede 2. Precision 3. Precise 4. Precept 5. Preach 6. Prelude

answered Mar 17 by ajaysharma4381001

2 answers

At what rate of simple interest per annum an amount will be doubled in 10 years?

answered Feb 14 by solutionresource15

1 answer

A clock loses 3% time during the first week and then gains 2% time during the next one week. If the clock was set right at12 noon on a Sunday, what will be the time that the clock will show exactly 14 days from the time it was set right ?

answered Feb 13 by bulliya90

1 answer

If ÷ implies '=', × implies '<', + implies '>', – implies '×', > implies '÷', < implies '+', = implies '–', identify the correct expression.

answered Feb 9 by banyabarik

1 answer

Find the area of the regular pentagon of side 6 cm and height 8 cm

answered Feb 2 by pawanpurbey.7808160211

1 answer

If the ratio of mode and median of a certain data is 6:5 then find the ratio of its mean and median

answered Feb 2 by rupamyogya

2 answers

Value of the expression (x^2-x+1)/x-1 cannot lie between

answered Jan 24 by piruthiba

1 answer

In method of factorisation of an algebraic expression. Which of the following statement is false ?

answered Jan 20 by kasarlavishishtareddy

1 answer

Graphically the pair of equations 6x-3y+10=0, 2x-y+9=0 represents two line which are

answered Jan 14 by das.bittu15403

1 answer

Ratio of the area of a triangle to the product of its sides is ........ times the reciprocal of its circum radius.

answered Dec 31, 2019 by anuragdeep513

1 answer

Four years ago age of a person was 4 times that of his son. six years later the age of the person will be 10 years less than thrice the age of his son. Find the present ages of the person and his son

answered Dec 27, 2019 by pallavilute78

1 answer

In a Class Vidhya ranks 7th from the top, Divya is 7 ranks ahead of Medha and 3 ranks behind Vidhya Sushma who is 4th from the bottom, is 32 ranks behind Medha. How many students are there is the class ?

answered Dec 26, 2019 by daljitk.koka

1 answer

A parallelogram with sides of equal length is called______________.

answered Dec 20, 2019 by agupta.malpura

1 answer

The 75th percentile is referred to as the

answered Dec 18, 2019 by visharathraplover

1 answer

If (-1,2) (2,-1) and (3,1) are any three vertices of a parallelogram, then

answered Dec 6, 2019 by samyak1011

1 answer

Rs.1000 is given toA,B and C in some ratio,Ais wrongly given double and C is wrongly given half, which is Rs. 500 and Rs. 250 repectively.how much is given to B ?

answered Oct 20, 2019 by sandeep.sandy3239

1 answer

Amongst five friends, Lata, Alka, Rani, Asha and Sadhana. Lata is older than only three of her friends. Alka is younger to Asha and Lata. Rani is older than only Sadhana. Who amongst them is the eldest ?

answered Oct 13, 2019 by bharti6394

1 answer

Write the expression (x + 5)(x + 2) as a polynomial in standard form.

answered Oct 13, 2019 by lacsonthrishamaemerciales

1 answer

Classify –3x5 + 4x3 + x2 + 9 by degree and by number of terms.

answered Oct 13, 2019 by lacsonthrishamaemerciales

1 answer

Find the next term of given sequence .. 17, 18, 22, 31, 47, ....

answered Sep 21, 2019 by sushil20779

1 answer

Ram spends 80% of his annual salary. If his annual salary increased by 14% and his expenditure increased by 10%, his saving would increase by

answered Sep 17, 2019 by nitishkasyap629

1 answer

If two interior angles on the same side of a transversal intersecting two parallel lines are in the ratio 2 : 3, then the greater of the two angles is

answered Sep 10, 2019 by hanu26692

1 answer

In a certain department, 15% of the females and 25% of the males are working on a project. 60% of the department is female. What percentage of the department is working on the project?

answered Sep 9, 2019 by ish8623

1 answer

Two lines PQ and RS intersect at O. If angle POR is 50, then the value of angle ROQ is

answered Sep 5, 2019 by suryaprakashr14u7

1 answer

If Moon is called Star, Star is Sun, Sun is Earth, Earth is Jupiter, Jupiter is Mars and Mars is Mercury, where does man live?

answered Aug 29, 2019 by vvmanasalalitha

1 answer

A postman was returning to the post office which was in front of his to the North. When the post office was 100 metres away from him, he turned to the left and moved 50 metres to deliver the last letter at shantivilla. He then moved in the same direction for 40 metres, turned to his right and moved 100 metres. How many metres was he away from the post office ?

answered Aug 17, 2019 by psudhanshu72

1 answer

A bag contains 1 rupee, 50 paise and 25 paise coins in the ratio 1:2:4. If the total amount id Rs 75, then find the number of 50 paise coins in the bag

answered Aug 16, 2019 by harshachawla2002

1 answer

If BE QUICK is coded as ZC OSGAI, then the code of the lat letter of the third word in the sentence I LOVE MY COUNTRY is

answered Aug 10, 2019 by sejalsharma1036

1 answer

151835 : 193439 : : 274655 : ?

answered Aug 8, 2019 by kunalsingh234287

1 answer

If wall is called window, window is called door, door is called floor, floor is callled roof and roof is callled ventilator, what will a person stand on ?

answered Aug 7, 2019 by suchitra.eli

1 answer

A train 110 m long passes a man, running at 6 kmph in the direction opposite to that of the train, in 6 seconds. The speed of the train is

answered Aug 6, 2019 by rheakhan.001

1 answer

Two trains of equal lengths take 10 seconds and 15 seconds respectively to cross a telegraph post. If the length of each train be 120 metres, in what time will they cross each other travelling in opposite direction?

answered Aug 6, 2019 by rheakhan.001

1 answer

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