Radium has a half life of 1660 years. If the initial amount of radium is 200 grams, how much will remain in 500 years?

One room in Franco's room is the shape of a trapezoid with the dimensions

Each leg of a 45°-45°-90° triangle measures 12 cm. what is the length of the hypotenuse

Spinner / 5 sections green, blue, purple, yellow and red. and 4 cards, red, yellow, blue, pink. What is probability that spinner stops at purple and pink card is selected?

Tim and Mia have 8 hours to spend on a mountain hike. They can walk up the trail at an average of 2mph and can walk down at an average of 3 mph. How long should they plan to hike uphill before turning around?

Select true or false 60 is 50% of 120

Paula weeded 40% of her garden in 8 minutes. How many minutes will it take her to weed all of her garden? Part A Let m = the number of minutes it will take Paula to weed all of the garden.

56 is greater than or less then 5 5/7

Simplify: (x+7) (x-4)

How many types of insurace are there?

What is the solution to the following system of equations? [x+y=5 [x-y=1 O (-2,7) O (2,3) O (3, 2) O (7,-2)