If the bottom margin for one element is 1.5em and the top margin for the element below it is 1em, how large is the margin between the two elements when the page is rendered in a browser

dec 23, 2016 - a load of bricks weighing 680 n a distance of 10 m across a parking lot. if if the worker pushes the cart with a constant force of 209 n, what work= force x distance = 220 n x 10 m = 2200 n.m = 2200 j i don't know where the person got it from, but the initial part, work= force x distance me.