13. In a cricket match, a batswoman hits a boundary 6times out of 30 bells she plays. Find the probability that she plays .find the probability that she did not hit a boundary.

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.

Alice is paying her bill at a restaurant. but tax on the cost of a male is 5%. she decides to leave a tip 20% of the cost of the meal plus the tax

If on=8x-8,lm=7x+4,nm=x-5,and ol=3y-6