Questions Asked on September 20, 2014

1. what is the sum of 5/6 + 2/3? a.1 1/3 b.1 1/2 c.1 2/3* d.1 3/4 2. sylvia has 6 1/2 boxes o... Asked on September 20, 2014 at 12:05 AM You have $60.00 in your wallet and want to buy some new CDs. If the CDs are $11.00 each, what number... Asked on September 20, 2014 at 12:20 AM To estimate the height of a building, a stone is dropped from the top of the building into a pool of... Asked on September 20, 2014 at 12:42 AM 6-(-5r)=5r-3 Asked on September 20, 2014 at 12:46 AM A sample of radon has an activity of 80,000 Bq. If the half-life of radon is 15 h, how long before t... Asked on September 20, 2014 at 12:49 AM A pea plant with yellow seeds is crossed with a pea plant with green. All of the offspring have yell... Asked on September 20, 2014 at 1:16 AM How many times as heavy is the Golden Eagle of 13 9/10 llb as the Red-Tailed Hawk of 3 1/2? I ne... Asked on September 20, 2014 at 1:20 AM If a radioactive sample has an activity of 8.33 Bq, how many disintegrations per second are occurrin... Asked on September 20, 2014 at 1:24 AM The half life of Am-241 is 432 y. If 2.00 g of Am-241 is present in a sample, what mass of Am-241 is... Asked on September 20, 2014 at 1:29 AM A typical dose of a radioactive sample is 27.0 mCi. How long does it take for the activity to reduce... Asked on September 20, 2014 at 1:34 AM