Question

Find the value of x, if

(а) 8, x, x, 50 are in proportion.

(b) 36, 90, 90, x are in proportion​

Answer 1

Answer:

(a)X square = 8×50

X square = 400

X = ✓400

X= 20

(b) 90×90 = 36×x

90×90/36 = X

225 = X

Step-by-step explanation:

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