A coffee shop owner blends and gourmet brand of coffee with a cheaper brand the gourmet coffee usually sells for seven dollars per pound the cheaper brand sells for four dollars per pound how much of each type should be mixed in order to have 30 pounds of coffee that is worth 550 per pound

Ibelieve it’s b? hopefully

One shot. if 60% of 10 is 6, then what is 70%? we know it would be seven (since 60% is mathematically 60/100, or 6/10, then 70% is 70/100, or 7/10) but we can check anyway using ratios: 6 : 60% = x : 70%*inverse multiplicationx * 60% = 6 * 70%*divide both sides by 60%x = (6 * 70%) / 60%x = 7and since he has made 6 shots already, he would need just one more to get 7 shots or 70%. if the explanation is too confusing, comment and i will try to