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Dev Sehrawat 6 years ago

For example the ratio is 1:4 so we will write 1/4*100%= cut 4 and 100 by 2. You will get 25% and it is your answer

Smile And Happy 6 years ago

I am going to write an example 2/20 × 100% =20/2 =10/1 10:1 Is your answer

Shahim Mani 6 years ago

Dividing
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Ritesh Yadav 5 years, 11 months ago

Profit means gain

Dev Sehrawat 6 years ago

When the sp is more than cp
Profit percentage??
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Dev Sehrawat 6 years ago

There is no denominator under - 2 so the denominator would be - 2/1. Now to make 1 as 7 multiply it with 7. Now multiply - 2 also with 7 so the answer would be - 14. So the answer is - 14/7
-14/7
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Yogita Ingle 6 years ago

area of trapezium = 1/2(sum of its parallel side)× height

50= 1/2 (10 + small parrallel side ) × 8

100= (10 + small parallel side)×8

12.5 = 10 +small parallel side

small parallel side = 2.5

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Ashish Mohnani 6 years ago

The sector of fram in trapizum The outer=24×24 The inner=16×20 First hight=(24-20)1/2=2 So, first sect area=1/2×h(a+b) =1/2×2(16+24) =40 cm sq. Uper sect is same it is also 40 cm sq. Two othe sector h=(16-24)1/2=4 Two othe sector is also same Other sect area=1/2×h(a+b) =1/2× 4(20+24) =88 cm sq. Other sect area is also same =88 cm sq.
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Rajneesh Jana 6 years ago

F+V-E=2 or F+V=2+E

Tiger Wolve 6 years ago

F+V=E+2 is euler's formula. Here is a example F = 6, V = 8, E = 12 So answer 6+8 = 14 and the other side 12 + 2 = 14.

Amrut Dani 6 years ago

F+V=E+2

Ashwini Ashwini 6 years ago

F+V-E=2
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2 - 4 = -2 . Multiplicative inverse of -2 is +2

Usha Rani 6 years ago

+2
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Tiger Wolve 6 years ago

Decimal refers to (.) Yup a dot
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Sets and relations
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Tiger Wolve 6 years ago

by 2 = -2 by 3 = Not Possible even if we try decimal answer will be (1.33333333333...........)
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Yogita Ingle 6 years ago

3331 - it ends with 1 and hence the unit digit in the cube is 1

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Tiger Wolve 6 years ago

Maths is easy when you are busy and difficult when you are lazy, I know this is a old quote but this app is not used for asking questions like this!?

Rajneesh Jana 6 years ago

Because it is interesting
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Anjali Parida 6 years ago

It is direct proportion so in one hour 60 minute .in 60 minutes =75km 1minute=75/60 For 20minute=75/60×20=25km 2)in 75 km =60 minutes 250 km=60/75×250=200minutes
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Gaurav Seth 6 years ago

Given:

A lady buys some pencils for 3 rupees  and an equal number for 6 rupees.

She sells all pencils for 7 rupees.

Total money need to buys all number of pencils is 3 + 6 = 9 rupees.

Now, total cost price of the pencils is greater than that of selling price. So, there is loss.

Loss = Cost price - Selling Price

Loss = 9 - 7 = 2 rupees

∴ Percentage of loss is given as:

Therefore, the loss % is 22.22%

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the part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formulae and equations.
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Gaurav Seth 6 years ago

l= 15 m

b = 30 cm = 0.3 m

h= 4 m

volume = l×b×h

15×0.3×4

18 m^3

mortar

Volume= 1/12 of the total volume of the wall

1×18/12

1.5 m^3

Brick

Volume of bricks = Volume of wall- Volume of Mortar

18-1.5

16.5 m^3

Volume of 1 brick = l×b×h

0.22×0.125 × 0.075

0.0020625 m^3

No. of bricks in the wall= Vol. of bricks / Vol. of each brick

16.5/0.0020625

Ans = 8000 bricks.

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