Let’s take a look at the price spikes and see what that could mean to a U.S. family in 2050, when the world’s population is expected to reach 9.5 billion people. Wheat, which is used to make bread, sold for $125.30 per metric ton in January 2002. At its peak in 2008, it sold for $439.70 per metric ton. The average price of bread was $1.49 a loaf in 2002 and $1.68 in 2008. What do you think a loaf of bread will cost in 2050?

NBT test stands for National Benchmark Test, a project commissioned by University of South Africa to asses the academic Readiness of first year students.

The test have 3 purposes :

- to asses entry level literacy and mathematics skills
- To asses the relationship between entry level and school level exit results
- to provide institutions requiring additional information in the admission and placement of entry level students