In my pocket, I have only 5-cent and 25-cent coins. I have 26 coins altogether. I noticed that half of my coins were rusty. When I counted all of my coins I had $4.50. How many 25-cent coins do I have?

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1