The difference between the water levels for high and low tide was 3.6 feet. write and solve an equation to find the water level at high tide.

The table shows the distance traveled over time while traveling at a constant speed.

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class