Cobalt-60 has an annual decay rate of about 13%.

How many grams of a 300 g sample will remain after 20 years?

Round the answer to two decimal places.

A. 0.06 g

B. 9.38 g

C. 18.51 g

D. 37.50 g

In an aquarium, there are 6 large fish and 8 small fish. Half of the large fish are blue. One fish is selected at random. Find the probability that it is a large, blue fish. Write your answer as a fraction in simplest form.

Solve for b 3 (2b-5) = 4 - (3b+7)

A person who is 5 5 feet tall is standing 143 143 feet from the base of a tree, and the tree casts a 156 156 foot shadow. the person's shadow is 13 13 feet in length. what is the height of the tree?

1)) Select the missing property. 5 (8x + 3) + 5 (8x + 3) = (5 + 5) (8x + 3) = 10 (8x + 3) Commutative property of addition Commutative property of multiplication Associative property of addition Associative property of multiplication Distributive

If their food and beverage cost 22.50 and there is a 9% meals tax, how much is the bill

12 gallons to 36 gallons. Find the percent of change

Use complete sentences to describe the similarities and differences between an expression and an equation.

8m-6n if n = - 7 and n = - 6

Roberto says the opposite of a certain integer is - 5. Cindy concludes that the opposite of integer is always negative explain cindys error

A person needs to pay Tk 500 to buy pencils and Tk X for additional units of pencil. If the customer pays total of Tk 4700 for 1200 pencils, what is the value of X?