D/2 + f/4=6 ... solve for f

A magic square is a square matrix (N rows by N columns) with the following properties: 1. It contains the numbers 1 through N2, with each number appearing exactly once. 2. The sums of each row, each column, and both main diagonals are equal.

What is 9.765 rounded to the nearest tenth

True or false? Adjacent (or side-by-side) angles of a quadrilateral in a circumscribed circle are always supplementary

John bought a shirt on sale for 25% off the original price and another 25% off the dicounted price. if the final price was $16, what was the price before the first discount

Give an example of a whole number that is not a natural number

Base systems like binary and hexadecimal seem a bit strange at first. The key is understanding how different systems "tick over" like an odometer when they are full.

33, 25, 42, 25, 31, 37, 46,29,38 What is the first quartile of the data?

Cos-1 25²-52 52 - 37 2625) (37)

all the values of x in a table are greater than corresponding values of y. If x is a positive integer, what operations (s) and circumstances (s) could explain this pattern

The judge at Marcy's skating competition gave her scores of 9.6,9.2,9.4, and 9.3. what score would be the fifth judge have to give Marcy to raise her average score to 9.4