Tutors Answer Your Questions about Word Problems With Coins (FREE)
Question 1017064: The total value of the quarters and dimes in a coin bank is $6.95. If the quarters were dimes and the dimes were quarters, the total value of the coins would be $7.40. Find the number of quarters in the bank.
Click here to see answer by ikleyn(53763)  |
Question 1017070: The sum of the ages of a gold coin and a silver coin is 60 years. The age of the gold coin 10 years from now will be 5 years less than the age of the silver coin 15 years ago. Find the present ages of the two coins.
Click here to see answer by addingup(3677)  |
Question 1018098: There are x dimes and y nickels in bag A and y dimes and x nickels in bag B.
The total value of the coins is the same for both bags. The combined number of coins in the 2 bags cannot be:
(A) 30 (B) 40 (C) 60 (D) 80 (E) 100
Click here to see answer by richard1234(7193)  |
Question 1018098: There are x dimes and y nickels in bag A and y dimes and x nickels in bag B.
The total value of the coins is the same for both bags. The combined number of coins in the 2 bags cannot be:
(A) 30 (B) 40 (C) 60 (D) 80 (E) 100
Click here to see answer by Theo(13342)  |
Question 1019934: Bobby has a pile of dimes and quarters from his coin
jar.
a. In total, Bobby has $24.90. Write an equation in
which the number of quarters, q, and number of
dimes, d, add up to $24.90.
b. If Bobby had 15 more dimes he would the same
amount of dimes as triple the amount of his
quarters. Write another equation for this
situation with q representing the number of
quarters that Bobby has and d representing the
number of dimes he has.
c. Use substitution to solve this system of
equations for the number of quarters and dimes
Bobby has.
d. Explain how you would check your answer in c.
e. Graph your equations in part a) and b). Be sure
you show the point of intersection. What does
this point of intersection mean in the context of
this problem?
Click here to see answer by stanbon(75887) |
Question 1020279: I have 28 silver colored coins that amount to $2.80 in my pocket. Three times the number of nickels plus the number of quarters is the same as the number of dimes. How many of each type of coin do I have in my pocket?
Click here to see answer by Fombitz(32388)  |
Question 1020609: The total number of coins in a box is 312. The number of dimes is three times the number of nickels and quarters together. If the box has 31 dollars and 50 cents find the number of nickels, dimes and quarters
Click here to see answer by ikleyn(53763)  |
Question 1020823: Gwynedd's piggy bank contains 57 quarters, 24 dimes, 35 nickels, and 60 pennies. Gwynedd turns her piggy bank over and one coin falls out. What is the probability that the coin will be worth more than 5 cents?
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a. What is the probability that the coin is a quarter or dime? *solved already: 81/176*
b. What is the probability that the coin is a quarter or worth more than five cents?
c. Explain how the previous two answers are related.
Click here to see answer by Fombitz(32388)  |
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Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155
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