On Serena's tenth birthday, her mom was 3 times Serena's age. How old will Serena and her mom be when her mom's age times 0.5 will equal Serena's age?

The value of x is both 5 times as much as the value of y and 36 more than the value y. I know the answer is 9. How can you solve the problem through an equation?

What is 2 x 40/25 Two times forty over twenty-five

Nikita's Work Area of Base = B = 3 bn = (718) = 28 cm? Volume=Bh = (28) (13) = 364 cm Where, if any, did Nikita first make a mistake in her work? Nikita used the wrong formula for the area of the base.

The Gilbert family bought airline tickets online. Each ticket cost $167. The Web site charged $19 per ticket, as well as a flat fee of $16. The Gilberts were charged a total of $1132.

Frank is entering college and is trying to decide between a business major and a liberal arts major. He decides to conduct a random survey to see the starting salary.

The sum of a number and twice its reciprocal is 27/5. Find the number.

Airbus is a major manufacturer of aircraft in Europe. Each of their A330 planes costs around 40 million dollars and Airbus' revenue (money coming in) can be modeled as a function of the number of aircraft it sells.

Which function has an inverse that is a function? A. b (x) = x^2+3 B. d (x) = -9 C. - 7x D. p (x) = lxl

Is 6.013 less than 6.08

What is nine 91, 284 rounded to hundred thousand