A certain stock opens with a price of $0.23. Over the first few days the stock
value increases at an average rate of 70%
per day. If this trend continues, how much
will the stock be worth in 14 days?

Can some one me with these questions

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?

The quotient of 15 and a number is 1 over 3 written as an equation