Determine which ratio forms a proportion with 18/21 by writing the ratios in simplest form.

You flip a fair coin. What is / text{P (tails}) P (tails) start text, P, left parenthesis, t, a, i, l, s, end text, right parenthesis? If necessary, round your answer to 222 decimal places.

How many permutations of three items can be selected from a group of six? use the letters a, b, c, d, e, and f to identify the items, and list each of the permutations of items b, d, and f?

Taylor read 32 pages on Monday. On Tuesday, she read twice as much as she read on Monday. On Wednesday, she read 14 fewer pages than she did on Tuesday. How many total pages did Taylor read during the three days?

The sides of a rectangle are in the ratio 4:7. If its length is 31.5 in., find the width, the perimeter, and the area of this rectangle.

Write the number in expanded form 249,104,330

The length of a rectangle is 5 more than twice the width. the perimeter is 130 inches. what is te area

Seth went to Sticker Station. He bought 3 strips of 10 and 6 single soccer stickers, and he bought 8 strips of 10 and 3 single animal stickers. How many stickers did Seth buy?

Is 4x-28=2x-6 a) distributive property b) addition property of equality c) multiplication property of equality?

Given the functions, f (x) = 3x^2-7 and g (x) = x^3+1 evaluate f (g (2))

Amra can run 20 kilometers in 3 hours. How long will it take her to run 5 kilometers?