Answer:41550
Step-by-step explanation:
30000×.07=2100
2100×5.5=11550
11550+30000=41550
2) Amount of cakes in a bake sale increases by 3 each year the fundraiser is held.
3) Uranium loses half of its weight every 415 years.
4) A family of rabbits doubles in size every 3 months.
5) A car drives at a constant speed of 58 mph.
6) The number of students in a school increases by 122 each year.
7) The number of pieces of chalk in a classroom decreases by 10 throughout the school year.
B) a soma das medidas dos ângulos internos de um polígono de 13 lados.
C) a medida do ângulo interno de um octógono regular.
D) a medida dos ângulos externos de um decágono regular.
E) a soma das medidas dos ângulos externos de um polígono regular de 12 lados.
Como posso calcular estas questões?