Question

(a) Find the value of a if a : 400 = 6:25.
(b) Given that 5b: 8 = 2:5, find the value of b.​

Answer 1

Answer:

a = 96 & b = 16/25

Step-by-step explanation:

(a)

Given:

• a : 400 = 6 : 25

To Find:

• a = ?

Solution:

a : 400 = 6 : 25

=> a/400 = 6/25

=> a = (6×400)/25

a = 96

(b)

Given:

• 5b : 8 = 2 : 5

To Find:

• b = ?

Solution:

5b : 8 = 2 : 5

=> 5b/8 = 2/5

=> b = (2×8)/(5×5)

b = 16/25

Answer 2

Step-by-step explanation:

Step-by-step explanation:a) The value of a if a:400 = 6:25 is 96