SOLUTION: Arnold collects stamps and coins. The number of coins he has is 3 times more than half the number of stamps. If he has 51 stamps and coins altogether, how many stamps and coins doe
Algebra.Com
Question 746044: Arnold collects stamps and coins. The number of coins he has is 3 times more than half the number of stamps. If he has 51 stamps and coins altogether, how many stamps and coins does he have?
I'm having trouble figuring out how to set up the equation.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of stamps he has
Let = number of coins he has
given:
(1)
(2)
-----------------
Substitute (1) into (2)
(2)
Multiply both sides by
(2)
(2)
----------------
This doesn't work out to a whole number
of stamps. I suspect that the problem should read:
The number of coins he has is 3 more than half the number of stamps.
and not
The number of coins he has is 3 TIMES more than half the number of stamps.
If that is so,
(1)
(2)
Substitute (1) into (2)
(2)
(2)
(2)
(2)
(2)
and
(2)
(2)
(2)
He has 19 coins and 32 stamps
RELATED QUESTIONS
Malik collects rare stamps and has a total of 212 stamps. He has 34 more domestic stamps... (answered by josgarithmetic)
ronnie has P92.00 in ones, fives and tens coins. He has 4 more P1.00 coins than P10.00... (answered by josgarithmetic,ikleyn)
A stamp collector has 4 cent, 3 cent and 2 cent stamps. If he has 3 more 3 cent stamps... (answered by stanbon)
Hey! First of all, thanks for taking the time to read this! Another math student needs... (answered by stanbon)
Nigel has a stack of 4 pence stamps and 5 pence stamps. What is the largest number of... (answered by CubeyThePenguin)
A collection of stamps consist of 3¢ stamps, 7¢ stamps, and 12 ¢ stamps. The number of 3... (answered by stanbon,josmiceli,ikleyn,MathTherapy)
In Tim's money box, he has three types of coins : $2 coins, $5 coins and $10 coins. The... (answered by ankor@dixie-net.com)
A collection of stamps consists of 6 cents stamps, 8 cents stamps, and 15 cents stamps.... (answered by TimothyLamb)
a student bought 23 cent, 41 cent, and 80 cent stamps with a total value of $31.50. if... (answered by josmiceli)