Ten years ago, you could buy a loaf of bread for $1.21. twenty years ago, you could buy a loaf of bread for $0.92. what is the difference in prices?

What’s the answer ? use the picture to see the problem

Select the two pairs of figures that are similar.

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.