Number 7 I believe the answer is 74.
2.25/12.50 = 0.18. then turn 0.18 into a percentage by doing 0.18 x 100 = 18%. Therefore, he gave an 18% tip.
Answer:
Correct choice is D (In a whole pepperoni pizza are 660 calories, in in a whole ham and pineapple pizza are 580 calories).
Step-by-step explanation:
Let x calories be the number of calories a whole pepperoni pizza contains and y calories be the number of calories a whole ham and pineapple pizza contains.
1. If half a pepperoni pizza plus three fourths of a ham and pineapple pizza contains 765 calories, then
2. If 1/4 of a pepperoni pizza plus a whole ham and pineapple pizza contains 745 calories. then
3. Multiply each equation by 4 and get a system of two equations:
From the second equation , then
Then
Answer:
160-128=32
Step-by-step explanation:
distribute what is in the parentheses
it is 0.01 times the value because it is a hundreds time smaller than the other four.