Cassie earned $40 in July. She earned $48 in August.. What is the percent increase or decrease in Cassie's monthly earnings?
A. 10% decrease
B. 25% decrease
C. 20% increase
D. 30% increase

C. 20% increase

Step-by-step explanation:

if it was decreasing it would be less and 20% is even and seven is also even

i only know the sequence of arithmetic it adds the first is 5+4 then it goes up as it adds to then it is 9+5 then 14+6 then to 20+7 and so on. 5,9,14,20,27,35.

step-by-step explanation: