Which of the following fractions is equivalent to 0.45?

4/5

2/5

9/20

9/200

Which of the following expressions is a fourth root of unity? a.) - 1 b.) i c.) - i d.) all of the above

Which function below represents the arithmetic sequence 3, 7, 11, 15 ... ?. f (n) = 4 + 3 (n - 1). f (n) = 4 + 3n. f (n) = 3 + 4n. f (n) = 3 + 4 (n - 1)

Temperature in degrees Fahrenheit can be converted into degrees Celsius using the formula C=5 (F-32) / 9 Make F the subject of formula Give your answer in the form aC + b/c where a, b and c are all positive integers.

A (n) = -5+6 (n-1) find the 12th term

8/5 is rational or irrational

What is the next number in the sequence: 6, 11/2, 5, 9/2, 4

Eight laps of a pool is equal to one mile victor's swam 96 laps last week. How many miles good victors swim? The bar diagram to write solve and solve an equation.

Round 9.24 to the nearest whole number.

Scientists are studying hurricanes to determine the number of hurricanes in the past 50 years that have caused greater than $1 million in damages. Which best describes the population?

What is the product of (b+5) (b-11)