If 14 g of a radioactive substance are present initially and 3 years later only 7 g remain, how much of the substance will be present after 8 yr?

True or false? many triangular shapes can be circumscribed about a given circle

The soup shack usually makes tomato soup with 99 tomatoes for every 1212 cups of soup. today, they made 88 cups of soup with 66 tomatoes. how does today's soup compare to the usual recipe?

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false