A rectangular tank has length 4m, width 12m and height 3.5m.(i).if the tank is filled with water to 2/3 of its capacity, calculate the volume of the water in the tank.(ii.)the water company of Ghana charges GHc 4.50 for every 1m of water. find how much it will cost to fill the tank completely

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the