Math, asked by ahmadtanveer37051, 4 months ago

If a : 30 :: 7 : 15, find the value of a​

Answers

Answered by Anonymous
16

Answer:

a:30::7:15

Product of extremes=Product of means

z*15=30*7

15a=210

a=210/15

a=14

Hence, value of a= 14

Hope itz helpful frnd!!

Step-by-step explanation:

Answered by Anonymous
4

Step-by-step explanation:

(i)

15

7

=

30

x

⇒x=

15

7×30

=14

(ii)

3

x

=

18

12

⇒x=

18

12×3

=2

(iii)

x

30

=

24

45

⇒x=

45

30×24

=16

(iv)

16

8

=

x

25

⇒x=

8

25×16

=50

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