You have 80 grams of a radioactive kind of cesium. How much will be left after 4 years if its half-life is 2 years?

What is 10cm into m

Cual es la temperatuta del jueves 9 de julio a las 10 hs en el calafate?

Which of the following is an irrational number? A. 3.14/6 B. square root of 4 divided by two C.-0.3 repeating D. 9.87 times 10 to the 4

You have already 5 miles of an 18 - miles trail. If you walk the rest of the rest of the trail at a pace of 1 mile in 17 minutes, How many wile it take you to finish the trail?

Line A: y = 1/2 x + 2 Line B: y = - 1/2 x + 7 Line C: y = 2x + 4 Line D: y = 1/2 x + 5/4 Which lines are parallel? A) A and B B) A and C C) B and C D) A and D

Aubrey's dinner cost / $85$85. She tips the waitstaff 30/%30% for excellent service.

Tony had a certain number of stamps that were each worth $0.15. He misplaced 7 stamps. He found that the total value of his stamp collection was now $5.55.

The figure below shows a rope that circles the Earth. The radius of the Earth is 6371 kilometers. Assuming the rope makes a perfect circle, what is the length of this rope? Give your answer in terms of pi.

Thomas ran a mile in 8 minutes at this rate how many minutes did it take them to run 3/4 of a mile

Which expression is equivalent to (6n - 5) - (2n - 3) ? (A) 8n - 8 (B) 8n - 2 (C) 4n - 8 (D) 4n - 2