Question

The population of Japan, J. is 1.30 × 108 The population of Brazil, B, is 1.95 × 108 You are given that J: B = xx+5 Work out the value of x. ​

Answer 1

The ratio of the population of Japan to the population of Brazil is 1.30 x 108 : 1.95 x 108, which can be simplified to 13:19. Therefore, x = 6.

Explanation: