87; If he gave two thirds of his remaining cards to Elaine, then he had one third left. If one third of his remaining cards is 25, then 25 x 3 will give you what he had after trading with Tommy. When he finished trading with Tommy he had 75 cards. if he gave away 15 cards, but got three back, then he must have had 87 cards to begin with.
Check your answer:
87-15 = 72
72+3 = 75
2/3 of 75 = 50
75-50 = 25
Great!
Answer:
-1.87500
Step-by-step explanation:
-2 = 13 + 8a
Subtract 13 on each side
-15 = 8a
Divide 8 on each side
a = -1.87500
Answer:
240 buns
Step-by-step explanation:
Hot dogs buns come in packages of 8.
Mr Spencer bought 30 packages of hot dog buns for the school picnic.
We have to multiply 30 packages with number of buns in one package.
He bought total number of hot dog buns = 30 × 8
= 240 buns
Mr. Spencer bought 240 hot dog buns.
B. $21.87
C. $97.20
D. $218.70
Answer:
Option C.
Step-by-step explanation:
Let x be the total amount of the dinner bill.
It is given that Mason gave the waiter a $14.58 tip, which was 15 percent of the dinner bill.
Multiply both sides by 100.
Divide both sides by 15.
The amount of the dinner bill before he added the tip is $97.20. Therefore, the correct option is C.
Answer:
16 dollars is the answer