Question

5. If xy = ab and x,y,a,b are any four observations then they are in
Proportion
(a) equal (b) Indirect (c) direct (d) none​

Answer 1

Answer:

vws-vryb-jch

s. e. x. ke liye sirf

ladkiya join ho

main admit karunga

baby jaanu nak. ed

body x. x. x.

jawani dikhao

Step-by-step explanation:

vws-vryb-jch

s. e. x. ke liye sirf

ladkiya join ho

main admit karunga

baby jaanu nak. ed

body x. x. x.

jawani dikhao

Answer 2

Answer:

If x and y are inversely proportional, find the values of X

1

,X

2

and Y

1

,Y

2

in the table given below:

x 8 X

1

16 X

2

80

y Y

1

4 5 2 Y

2

Easy

Answer

Open in answr app

Since x and y are inversely proportional, we know that y=

x

Constant

⇒xy=Constant

⇒8×Y

1

=16×5

⇒8Y

1

=80

⇒Y

1

=

8

80

=10

Now,

⇒X

1

×4=16×5

⇒4X

1

=80

⇒X

1

=

4

80

=20

Now,

⇒X

2

×2=16×5

⇒2X

2

=80

⇒X

2

=

2

80

=40

Now,

⇒80×Y

2

=16×5

⇒80Y

2

=80

⇒Y

2

=

80

80

=1

∴X

1

=20,X

2

=40,Y

1

=10,Y

2

=1