Miranda and luci went out to dinner. they each ordered the same sandwich and drink, and they left the same amount of tip. however, miranda got a dessert for $2.95, and luci did not get a dessert. miranda tipped 15%, and luci tipped 20%.
a. - write an equation that can be used to find the cost of the sandwich and drink.
b. - how much did the sandwich and drink cost?

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

Which table shows a proportional relationship between miles traveled and gas used?

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels. ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0