Gina decided to invest her money the balance in the account for any given year is modeled by the function f(t)=400(1.15)^t

Gina's beginning balance was $400 and Colby's beginning balance was $500. In the fifth year, Gina's balance will be higher than Colby's.

Step-by-step explanation: Just used Desmos and got it correct.

for a it would be 24 children.

for b i don't understand the question. is it saying for each individual person they pick 5 reds to 7 greens or is it the whole group. clarify and i hope this can you.

step-by-step explanation: