a teenager's increase by 2 is a perfect square. Her age decreased by 10 is the square root of the perfect square. She is 5 years older than her brother. How old is her brother?

Hard math problems that equal 8

What are 4 ratios equivalent to 9:36

What is the slope of the line in the equation below? y = - 0.2x - 4

A recipe for chicken and rice calls for 3 1/2 pounds of chicken. Lisa wants to adjust the recipe so that it yields 1 1/2 times as much chicken and rice. How much chicken will she need?

A number is selected at random from the set {2, 3, 4,10}. Which event, by definition, covers the entire sample space of this experiment? The number is greater than 2. The number is not divisible by 5. The number is even or less than 12.

How do you write 120% as a decimal and as a fraction

Find the derivative of the function. y = √ (11x + √ (11x + (√11x)))

Carmen spent $88 at the mall the money she spent was 25% of the total amount she had in her wallet

Which of the following situations can be modeled with a periodic function? A) the height of a football after it has been thrown B) the height of a person riding on an escalator C) the height of a building after it has been constructed D) the height

Solve 1/3 x = - 4/5?