Sarah 's age is ten years more than twice tanya's age. The total of their age is 64 how old is sarah

Suppose that iq scores have a bell shaped distribution the average iq of students in a particular state 3309 class is 100 with standard deviation of 15 find the approximate percentage of students with scores between 70 and 130

What is the total amount of paper generated 7.131 X 10^7?

The expression 4 x 4x4, x gives the perimeter of a square with a side length of x xx units. What is the perimeter of a square with a side length of 5 7 7 5? start fraction, 5, divided by, 7, end fraction units?

Ordrr thesr numbers from least tp greatest 7.3542,7.35,7.305, 7 4

Evaluate the expression 9 + 3 when d = 4.

Is - 10, 8 1/3, 10 linear or nonlinear?

Write each function in vertex form, and identify its vertex. 14. h (x) = 3x^2-24x+53 15. h (x) = x^2 + 8x-10 16. g (x) = x^2 - 3x+16 17. h (x) = 3x^2 - 12x-4

5/4 in to a decimal

For what value of b does (1/12) ^2b x 12^-2b+2=12 -1/2 -1/4 1/4 no solution

Suppose you have lunch with four friends and the total check (with tax and tip) is $155. How much should you each pay if you split the check evenly?