Complete the following table if x and y vary directly.

x

2.5

b

1.2

1

y

c

55

a

40

 

Asked by Topperlearning User | 2nd Sep, 2015, 01:20: PM

Expert Answer:

Since x and y vary directly, so the ratio must be constant.

So we have,

 

Consider,

 

Again,

 

Again,

 

Hence, a = 48, b = 1.375 and c = 100.

Answered by  | 2nd Sep, 2015, 03:20: PM