Gavin walks at a rate of 3 miles per hour . at this rate how far will he walk in 4 hours

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year? show your work and explain your reasoning in the space provided below.