Each year, Paul's aunt gives him a birthday gift of $100 in cash. Paul deposits the money into an account that earns simple interest at a rate of 4%. Paul makes no withdrawals. How much interest has his account earned after 7 years?​

100 *4% then divided 7 the number you got

Step-by-step explanation:

the inequality is:

250c+180g≥950

step-by-step explanation:

let c denotes the number of days in a week   miyoko worked as a cryptographer.

and g denotes the number of days in a week she works as a geologist.

now we are given that she earns $250 for every day she works as a cryptographer,and earns $180 for every day she works as a geologist.

now miyoko's goal is to earn more than $950 this week.

hence, the inequality could be represented as:

250c+180g≥950

d is the correct answer

step-by-step explanation:

x= 8 because 3x = 3 * 8, and 3*8 = 24