There are 46 legs in a zoo exhibit. every animal has either two or four legs. a.) list 2 possible choices for the number of each type of animal in the exhibit. b.) the number of 2 legged animals is 2 more than than the number of four legged animals. how many of each are in the exhibit. c.) this number of legs in the exhibit increases by 4. what might account for this increase?

9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number