Educational tests in the US

The SAT exists for a long time, it was introduced in 1926 by a non profit organization The College Board. Its goal was to measure literacy and writing skills that are needed to succeed for college. You need it to enter most of the colleges, although some now don't require it because of its suppose failures. You have three parts : maths, critical reading and writing ; you can take it seven times a year, it costs you $50 and it lasts less than 4 hours.
Highschool students take this test whenever they want but other people, younger or older, can take the test. SAT preparations is a highly lucrative field where you find a lot of companies.

A lot of states recently add state tests on a lot of subjects ; some are for all grades, others are only for highschool grades. Students in Delaware take in grades 2 to 12 the DCAS, its provided by the state and graded also by him. At the end of highschool you have to take an Economic literacy test. For instance, here are some of the questions :
1. Suppose that the price of grapes increases by a large amount. What will happen in the short term to the quantity of grapes demanded? Explain why.

2. Which of the following best describes an opportunity cost for a student who chooses to quit a full-time job to go to college?
A) Paying state and federal income tax
B) Having a higher level of education
C) Giving up current wages and benefits
D) Paying for housing and meals

3. Which of the following changes is most likely to cause an increase in employment?
A) An increase in consumer spending
B) An increase in interest rates
C) A decrease in business investment
D) A decrease in income

New York state has also institute a test for highschool and some New York state's community colleges now ask for your score.