CBSE > Class 08 > Mathematics | CBSE Board | Homework Help

Meaning	Simple Interest refers to an interest that is calculated as a percentage of the principal amount.	Compound Interest refers to an interest which is calculated as a percentage of principal and accrued interest.
Return	Less	Comparatively high
Principal	Constant	Goes on changing during the entire borrowing period.
Growth	Remains uniform	Increases rapidly
Interest charged on	Principal	Principal + Accumulated Interest

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4x + 7/2 =3/2 x -14/1

Posted by Pavani D 6 years, 8 months ago

CBSE > Class 08 > Mathematics

0 answers

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What is meant by data handling

Posted by P Hanisha 6 years, 5 months ago

CBSE > Class 08 > Mathematics

1 answers

Sia ? 6 years, 5 months ago

Data handling is the process of ensuring that research data is stored, archived or disposed off in a safe and secure manner during and after the conclusion of a research project.

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Formula of 2 Pi r

Posted by Akarsh Rai 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Varun Deshmukh 6 years, 8 months ago

The circumference of the circle is equated as 2 pi r or 2×(22÷7×radius)

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A shopkeeper sells two mobile for rs 1200 each .he earns profit of 20% on one hand and suffers a loss of 20 % on the other hand find his total profit% and Loss %

Posted by Mrityunjay Dewal 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Madhur Sahay 6 years, 8 months ago

First find profit then subtract by loss

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Decmal conversation worksheets

Posted by Ghiri Madhavan 6 years, 8 months ago

CBSE > Class 08 > Mathematics

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Find the whole quantity of 70 if it is 35

Posted by Acharacle. Choudhary 6 years, 8 months ago

CBSE > Class 08 > Mathematics

0 answers

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In a school 2/5 of total number of students come by car while 1/4 of students come by bus to school .All the other students walk to school of which 1/3 walk on their on own and rest are escorted by parents. If 224 students come to school walking on their own find number of students in school

Posted by Amit Yadav 6 years, 8 months ago

CBSE > Class 08 > Mathematics

0 answers

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What is the syllabus of mathematics. 2019-20

Posted by Aditi Mishra 6 years, 8 months ago

CBSE > Class 08 > Mathematics

2 answers

Soniya Nathani 6 years, 8 months ago

what is the que paper of st joseph convent senior secondary school of 2019 20

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Abhishek Kumar 5 years, 8 months ago

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What is unit digit of 87

Posted by Himani Pal 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Samruddhi Br 6 years, 8 months ago

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If 5x6is exacly divisible by 3,then what is the least value of x

Posted by Tuhin Dey 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Aditi Sota 6 years, 8 months ago

For a no. A to be divisible by 3 sum of all its digits should be a multiple of 3 so 5+ x+6=multiple of 3 Value of x can thus be .1. 5+1+6=12 .4. 5+4+6=15 .7. 5+7+6=18

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Using identities,evaluate 99square

Posted by Vamsi Vamsi 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Varun Deshmukh 6 years, 8 months ago

Using identity 1 i.e. {a+b) ^2=a^2+2ab+b^2 Now: 99 = (90+9),and 99^2 =(90+9)^2=(90)^2+(2×90×9)+(9)^2 =8100+1620+81 =9801

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3x=15-2x

Posted by Aasim Jamal 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Harsh Mishra 6 years, 8 months ago

(3x = 15 - 2x) ; 3x + 2x = 15 ; 5x = 15 ; x = 15/5 ; Therefore, X=3.

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How many non perfect square lie between the square of 40 and 41

Posted by Puran Bareja 6 years, 8 months ago

CBSE > Class 08 > Mathematics

2 answers

Varun Deshmukh 6 years, 8 months ago

For finding number of integers between any 2 consecutive integers i and (i+1) we use 2i. Here, i=40 and i+1=41 So, 2i=2*40 =80

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Harsh Mishra 6 years, 8 months ago

Dude!!!!! Ask the Question clearly, I'm unable to understand that what do you want to say........ Huh...........

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How many non perfect squares lie between the squares

Posted by Puran Bareja 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Spoorthi K S 6 years, 8 months ago

There are 2n non perfect square numbers between the squares of the number n and n+1

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193+321

Posted by Raj Kumar Piyush 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Yogita Ingle 6 years, 8 months ago

193 + 321 = 514

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in a parallelogram ABCD ; if angle A= 45° ; then the other angles are

Posted by Koushik Paliwal 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Navya Sree 6 years, 8 months ago

C=45(In parallelogram opposite angles are equal) B=180 -45(adjacent angles are supplementary) B=135 D=135(opposite angles are equal)

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What do you mean by trignometry

Posted by Riya Modi 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Kanishka Aggarwal 6 years, 8 months ago

Trigonometry is primarily a branch mathematics that deals with triangles. In particular the ratios and relationships between the triangle's sides and angles

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What is commutativity

Posted by Sushmita Singh 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Navya Sree 6 years, 8 months ago

A binary operation is commutative if changing the order of the operands does not change the result. Example:a+b=b-a a*d=b*a

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An almirah is sold at ₹5,225 after allowing a discount of 5%. Find its market price.

Posted by Tanmay Tanmay 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Yogita Ingle 6 years, 8 months ago

SP = Rs 5225
Let MP be x
discount = 5% of x
=(5/100)x = 0.05x
SP = MP - discount
⇒ 5225 = x - 0.05x
⇒ 0.95x = 5225
⇒ x = 5225/0.95 = 5500
∴ MP = Rs 5500

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Factorise 7x-42

Posted by Preevin Sy 6 years, 8 months ago

CBSE > Class 08 > Mathematics

3 answers

Harsh Mishra 6 years, 8 months ago

7x - 42 = 0 ; 7x = 42 ; x = 42/7 = 6, Therefore, X=6.

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Hamsini Sharma 6 years, 8 months ago

7(x-6)

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Samruddhi Br 6 years, 8 months ago

X = 42-7 X= 35

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I am beatting 20 times and counting half time so like wise i beat 100 times so who many times i beat

Posted by Saksham Thakur 6 years, 8 months ago

CBSE > Class 08 > Mathematics

2 answers

Harsh Mishra 6 years, 8 months ago

Just Two & Half Times........

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Raghav Tyagi 6 years, 8 months ago

200

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Think hardly nd fill in the box 18 _ 7 27 9 _ _ 45 9

Posted by Sudiksha Bajaj 6 years, 8 months ago

CBSE > Class 08 > Mathematics

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Construct a rectangle OKAY OK=7CM KA=5CM

Posted by Devansh Gupta 6 years, 8 months ago

CBSE > Class 08 > Mathematics

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(-5/8 * 3/5) + (-3/10 * -4/7) - (-5/8 * 7/15)

Posted by Diwakar G A 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Harsh Mishra 6 years, 8 months ago

= (- 3/8 ) + 6/35 + 7/24 = ( - 105 + 22 + 35 divided by 840 ) = ( - 48/ 840 ) = (-0.06)

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A hall has a capacity of 2704 seats. If the number of rows is equal to the number of seats in each row, then find the number of seats in each row.

Posted by Diwakar G A 6 years, 8 months ago

CBSE > Class 08 > Mathematics

1 answers

Asha Radhakrishnan 6 years, 8 months ago

Ans 52 by taking the square root of 2704

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Difference between trapzum and parellelogram

Posted by Shantanu Singh 6 years, 8 months ago

CBSE > Class 08 > Mathematics

2 answers

Aryan Raj 6 years, 8 months ago

Well..if it is trapezium than the difference is that Trapezium have one and only one pair of parallel side whereas parallelogram have both pair of opposite side parallel .

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Aryan Raj 6 years, 8 months ago

Is it trapzum or trapezium??

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Find the cube root of 1729

Posted by Mehraj Ulislam 6 years, 8 months ago

CBSE > Class 08 > Mathematics