Answer:
12.8, 11.6, 10.4, 9.2, 8.0, 6.8, 5.6
3, 1.5, 0.75, 0.375, 0.1875, 0.09375, 0.046875
Step-by-step explanation:
The first one is arithmetic as the pattern is deducting 1.2, second one is geometric as it is dividing 2.
B: $2.50
$120 ÷ 48 roses = cost per rose ($2.50)
double every 6 months
in 6 months there would be 250*2 = 500 crickets
in 1 year there would be 500*2 = 1000 crickets
in 1.5 years there would be 1000 *2 = 2000 crickets
in 2 years there would be 2000 *2 = 4000 crickets
A,E maybe B
