Kirby practiced saxophone 2 times during the week for 1
1
2 hours. How many hours
during the week did he practice?

I’m really confused and need your assist me with this question i’ve never been taught

Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earn $75 in interest.how much interest will she earn during the following year?

Let x = a + bi and y = c + di and z = f + gi. which statements are true?