Aspinner has three sections. the table shows the results of spinning the arrow on the spinner 80 times.
three column table. first column values are section 1 and 20. second column values are section 2 and 36. third column values are section 3 and 24.
what is the experimental probability of the arrow stopping over section 2?
a. 1/36 , b. 1/18 , c. 9/20 , d. 9/11

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

How is working backward similar to solving an equation?

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