Question

find x in the following proportions.
a) 4, x, x, 16

b) 7.5, 15, 5, x
please please answer the questions please​

Answer 1

Answer:

a) x = 8

b) x = 10

Step-by-step explanation:

a) 4×16 = x²

64 = x²

8 = x

b) 7.5 × x = 15×5

x = 75/7.5

x = 10