How to do angles like vertical and congruent

Saul tosses a coin 20 times and determines that the probability of turning heads is 0.55. Determine if this situation is theoretical or experimental.

Justin is looking to purchase a mountain bike from Bikes & More, WalMart, or K-Mart. Each store sells the bike he likes for $327.00. WalMart has the bike on sale for 30% off. Bikes & More has the bike on sale for $227.50.

The sum of 4 times a number and 3 is 47. What is the number?

4X-3y=0 find the slope

The property tax on a $360,000.00 house is $5400.00. At this rate, what is the property tax on a house that is $470,000.00?

If f (x) = 4x2 and g (x) = 5x, what is g (f (2x)) ? A.) 100x^2 B.) 80x^2 C.) 20x^2 D.) 10x^2 E.) 16x^2

Tom and Lana were comparing their Halloween candy. Tom received 4 times as much candy as Lana received. Tom then split his candy evenly into 9 piles to eat later.

A paper airplane thrown off a balcony 60 feet above the ground descends at a rate of 2 feet per second. Select the inequality that represents the time, x, when the airplane will be less than 6 feet above the ground. A.-2x + 60 < 6 B. 2x + 60 < 6 C.

How many non-empty subsets of { 1, 2, 3, 4, 5, 6, 7, 8 } consist entirely of odd numbers?

What should be added to 8 to make the sum 0