In 2003 the population of africa was about 7.7 million people which is 2million more than 3 times the population in 1950

The population of Africa in 1950 is 1.9.

Step-by-step explanation:

I used the problem 3p =5.7, divided then them both by 3, and got 1.9.

whatever you can spend with $11.53 or under.

step-by-step explanation:

20 - 8.47 = 11.53. take away the money he used for lunch from the starting amount of 20.

b

step-by-step explanation:

u take $75 minus $60.the anwer/original($75)multiply by 100