ACT Math Problem Solving Strategies

The video tutorial presents strategies to improve ACT scores, focusing on simplifying problems by assigning values to variables. It includes examples such as solving a two-digit number problem, comparing rectangle areas, and calculating percentage changes and discounts. The tutorial emphasizes checking solutions with different numbers to ensure accuracy and provides additional resources for further learning.

What is the main strategy discussed in the video for simplifying ACT problems?

• Memorizing formulas

• Using a calculator

• Eliminating wrong answers

• Picking values for unknowns

Why is it beneficial to pick values for variables in ACT problems?

• It makes the problem more complex

• It helps in memorizing the problem

• It simplifies the problem

• It increases the difficulty level

In the two-digit number example, what is the value of x if the number is 42?

• 42

• 24

• 18

• 36

What is the result of x minus y in the two-digit number example?

• 42

• 36

• 18

• 24

In the rectangle problem, if the smaller rectangle is 4 by 2, what is the area of the larger rectangle?

• 16

• 24

• 12

• 8

How many times larger is the area of the larger rectangle compared to the smaller one?

• Five times

• Four times

• Three times

• Two times

In the product and sum problem, if c is 2, what is the value of b?

• 3

• 6

• 12

• 9

What expression represents the sum of c and 3 in terms of b?

• b/3 + 2

• 3b + 3

• b + 3

• b/3 + 3

When using percentages, what is a good number to pick for calculations?

• 200

• 50

• 100

• 150

If a value is increased by 25% and then decreased by 20%, what is the final percentage of the original value?

• 90%

• 95%

• 105%

• 100%