Answer: 1260 books
Step-by-step explanation:
2/5=0.4
19000x0.4=7600
12500x0.4=5000
7600+5000=12600
1/10=0.1
12600x0.1 = 1260
Answer: the first one r equals to 13.5 for the other one p equals 4/9
Step-by-step explanation:
for the first one you add 7.2 and 6.3 you get 13.5 to check your answer subtract 13.5 and 7.2 u get 6.3
Total profit = total amount earned - cost of ingredients
P = 5s - 1160
(21.99 x 3) + (18.50 x 2) = 102.97