Question

Find y in the following - 72 : 40 : : 9 : y​

Answer 1

Answer:

The value of y is -5

Step-by-step explanation:

-72/40=9/y

y=9×40/-72

y=-5

Answer 2

Answer:

We know that,

Product of means = Product of extremes

40 × 9 = 72 × y

360 = 72 × y

$\frac{360}{72} = y$

y = 5