Greg invested $9,000 in an investment account that earns 4.2% interest compounded monthly. a) how much will he have in his account after 10
years?

b) how long will it take for this account to grow to
$15,400, rounded to the nearest tenth of a year?

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

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

What is the interquartile range (iqr) of the data set represented by this box plot?