Mathematical Concepts and Formulas

The video tutorial covers a range of mathematical concepts including cube, natural, square, and prime numbers, common multiples, and calculating upper bounds. It explains simple and compound interest, exchange rates, and solving equations using various formulas. The tutorial also delves into geometry, trigonometry, lines, gradients, set theory, vectors, transformations, probability, and functions, providing a comprehensive overview of these topics.

What is a cube number?

• A number raised to the power of 3

• A number raised to the power of 2

• A number that is a multiple of 2

• A number that is a multiple of 3

Which of the following is a prime number?

• 7

• 9

• 6

• 4

What is the first common multiple of 4 and 17?

• 68

• 34

• 204

• 136

How do you calculate the upper bound of a measurement?

• Divide the measurement by 2

• Multiply the measurement by 2

• Add half the smallest unit to the measurement

• Subtract half the smallest unit from the measurement

What is the formula for simple interest?

• I = PRT/100

• I = P + RT

• I = P + R + T

• I = PRT

If $1 equals 24.3 Japanese Yen, how much is $80?

• 2430 Yen

• 194.4 Yen

• 1944 Yen

• 243 Yen

What is the speed if the distance is 16.5 km and time is 55 minutes?

• 18 km/h

• 16.5 km/h

• 15 km/h

• 20 km/h

What is the solution to the equation 5n - 3n = 15?

• n = 5

• n = 15

• n = 3

• n = 7.5

How do you express y in terms of x if y is inversely proportional to x²?

• y = kx

• y = x²/k

• y = k/x²

• y = kx²

What is the sum of all interior angles of a polygon with n sides?

• (n-2) * 180

• n * 180

• (n+2) * 180

• n * 360