2.50 / 1.00 = 250% gross margin percentage
1.00 + 0.25 = 1.25
1.25 x 250% = 1.25 x 2.5 = 3.125
the unit selling price needs to be increased by 0.63 cents to $3.13
1/4 cup of food each day.
6 cups of food in the bag
6/1=24/4 (6*4)/(1*4)
24/4÷1/4=24/1
The answer is that the food will last 24 days.
Answer for 19 and 20:
20:
4.75 * 42 = 199.5
240 = 199.5 = 40.5
19.
Lei now has 350 less dollars.
Step-by-step explanation: