The last time it placed an order for ingredients, Sweet Treats Bakery ordered 6,830 kilograms of sugar. This time, the bakery is ordering 40% less sugar. How much sugar is that?

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.