Cobalt-60 has a half-life of about 5 years. How many grams of 300 g sample well remain after 20 years?

The sides of ABC are 30 units, 40 units, and 60 units long. The corresponding sides of AXYZ are times as long as the sides of - The expression that gives the perimeter of AXYZ is square units If the area of AABC is n square units, the area of AXYZ

Which property is used below 4xy^2 = 8y^2 and 8y^2=72, then 4xy^2=72. A) Reflexive property. B) Substitution property. C) Symmetric property. D) Transitive property

If you paint 1/3 of a wall in 1/4 hour. at that rate, how long will it take you to paint one wall?

Design a simulation that you can use to model the situation. Then use your simulation to find the experimental probability. The probability that you see a butterfly during a nature center tour is 80%. The probability that you see a turtle is 40%.

What's the verbal expression for the algebraic expression 1/8y.?

A mail carrier delivered mail to 84 houses and 3 hours at what rate did the mail carrier deliver the mail?

How do I write double the sum of seven and a number in mathematical terms?

Lengths Hiep's yard is in the shape of a trapezoid. The lf the parallel sides of the trapezoid are 15 ft and 21 ft. The height of the trapezoid is 8 ft. What is the area of Hiep's yard?

How wide is a pool that has a length of 25/2 feet and area of 225/2 square feet? A) 6 feet B) 7 feet C) 8 feet D) 9 feet

13,012 is divisible by 8 True or False