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Question 1144664: How many pounds of walnuts at $0.84/lb should be mixed with 20 lb of pecans
at $1.20/lb to give a mixture worth $1.04/lb?

Click here to see answer by josgarithmetic(39618)

Question 1144648: How much of a 40% solution of alcohol and how much of a 80% solution should be mixed to give 40 gallons of a 50% solutions?
Click here to see answer by ikleyn(52788)

Question 1144776: In the lab, Kaitlin has two solutions that contain alcohol and is mixing them with each other. She uses 4 times as much Solution A as Solution B. Solution A is 15% alcohol and Solution B is 19% alcohol. How many milliliters of Solution B does she use, if the resulting mixture has 395 milliliters of pure alcohol?
Click here to see answer by ikleyn(52788)

Question 1144747: At twelve noon, A left for Baguio. At 2 PM, B followed to overtake A. Describe the following representations.
Let t =
t-2 =
Let t =
t+2 =
Click here to see answer by Alan3354(69443)

Question 1144820: What is the smallest 4- digits number that is divisible by 9?
Click here to see answer by Alan3354(69443)

Question 1144820: What is the smallest 4- digits number that is divisible by 9?
Click here to see answer by Theo(13342)

Question 1144819: One third of a number is 4 more than 11. What is the number?!
Click here to see answer by Theo(13342)

Question 1144824: Dan ate 1/8 of a pizza. Joan are twice as much of the same pizza as Dan. What is the ratio of the amount of pizza the two ate to the amount of pizza remaining.
F)3:5
G)1:3
H)1:2
J)3:8
Click here to see answer by josgarithmetic(39618)

Question 1144828: How many whole numbers are in the interval between -5 and 23/5?
A)infinitely many
B)3
C)4
D)5
Click here to see answer by josgarithmetic(39618)

Question 1144829: The volume of the cube is a^3 cubic inches . If we increase the edge of the cube by b inches, the area of each face will increase by
F)b^2
G)b
H)b(2a+b)
J)2b
Click here to see answer by josgarithmetic(39618)

Question 1144826: The operation 🔅 is defined for all non zero numbers by the equation x 🔅y =3x-y. Find the value of ((-1)🔅(-2))🔅(-3)
A)0
B)1
C)3
D)6
Click here to see answer by josgarithmetic(39618)

Question 1144834: How many numbers between 312 and 427 are divisible by 3?
Click here to see answer by ikleyn(52788)

Question 1144830: X,Y and Z are three consecutive whole numbers. Which of the following statements is always true?
A) X x Y x Z is even
B) X x Y x Z is odd
C) X + Y + Z is even
D) X + Y + Z is odd
Click here to see answer by Alan3354(69443)

Question 1144831: X,Y and Z are three consecutive whole numbers. Which of the following statements is always true?
A) X x Y x Z is even
B) X x Y x Z is odd
C) X + Y + Z is even
D) X + Y + Z is odd
Click here to see answer by Alan3354(69443)

Question 1144823: The price of the table is reduced by 10%. The new price is later reduced by 20%. The two deductions are equivalent to a single reduction of how many percent.
A)0%
B)28%
C)36%
D)30%
Click here to see answer by Alan3354(69443)

Question 1144833: The average of five whole numbers is 9, the median is 11 and the mode is 11. What is the smallest possible value that any of these whole numbers can have?
F)5
G)2
H)1
J) 0
Click here to see answer by Edwin McCravy(20056)

Question 1144827: Letter A substitutes a nonzero digit and AA is a two-digit number. The product of AA and A is always.
F) even
G)divisible by 3
H)divisible by 11
J) a perfect square
Click here to see answer by Edwin McCravy(20056)

Question 1144825: One side of a triangle is 8 inches and the other two sides are each equal to a positive whole number of inches. What is the smallest possible perimeter of the triangle?
A)9
B)10
C)11
D)17
Click here to see answer by Edwin McCravy(20056)

Question 1144822: If N ≥ 8, find the largest value of -(N/4)
Click here to see answer by Edwin McCravy(20056)

Question 1144848: How much water should be added to 1 gallon of pure antifreeze to obtain a solution that is 30 % antifreeze?
Click here to see answer by ikleyn(52788)

Question 1144821: The first number in the set of 11 consecutive multiples of 3 is 21. What is the middle number in the set?
Click here to see answer by ikleyn(52788)

Question 1144886: If M and N are 2 positive numbers and M>N, which of the following expressions is the smallest?
A) -(M-N)
B) -M
C)-(N-M)
D) -(M+N)
Click here to see answer by ikleyn(52788)

Question 1144887: A line segment 42 inches long is divided into 3 portions in a ratio of 1:2:4. How many inches longer is the longest portion than the shortest portion?
A)16
B)18
C)20
D22
Click here to see answer by ikleyn(52788)

Question 1144884: A six-sided die with sides numbered 1 through 6 is tossed 4 times . What is the largest possible sum of all 4 throws, if each throw results in a different number?
A)16
B)18
C)22
D)24
Click here to see answer by ikleyn(52788)

Question 1144883: If it takes 3 workers 3 hours to load 3 trucks and they work at the same rate, how many hours will it take 1 worker to load 1 truck?
Click here to see answer by ikleyn(52788)

Question 1144883: If it takes 3 workers 3 hours to load 3 trucks and they work at the same rate, how many hours will it take 1 worker to load 1 truck?
Click here to see answer by greenestamps(13200)

Question 1144890: If 5t= 3p, what is the ratio of t to p?
A)2:3
B)3:5
C)3:2
D)5:3
Click here to see answer by ikleyn(52788)

Question 1144888: The ratio of the sum of K and 12 to 15 is the same as the ratio of 30 to 25. What is K?
Click here to see answer by ikleyn(52788)

Question 1144888: The ratio of the sum of K and 12 to 15 is the same as the ratio of 30 to 25. What is K?
Click here to see answer by greenestamps(13200)

Question 1144882: There are 26 students in a class. Which if the following could be the ratio of boys to girls in this class?
A)1:12
B)2:3
C)3:5
D)5:9
Click here to see answer by ikleyn(52788)

Question 1144891: The sum of n integers is 280. If the average of all these integers is 14, what is n?
A)10
B)18
C)17
D)20
Click here to see answer by ikleyn(52788)

Question 1144892: A train travelled for the first 200 miles of its trip at a speed of 50 mph and the next 130 miles at a speed of 65 mph. What is the average speed of the train during the whole trip?
A)60.5
B)60
C)57.5
D)55
Click here to see answer by ikleyn(52788)

Question 1144896: 3,4,9,7,1,3,4,9,7,1,3...
in the sequence above, the numbers 3,4,9,7 and 1 repeat in that order, starting with 3. Whatcis the 43rd term of the sequence?
A)6
B)7
C)8
D)9
Click here to see answer by ikleyn(52788)

Question 1144898: Today, Peter is 20 years old and James is 6 years old. In how many years from today will Peter be 2 times older than James.
Click here to see answer by ikleyn(52788)

Question 1144970: Ann can solve 48 problems in 21 minutes, and Sara can solve 36 problems in 84 minutes . How many problems can Ann Solve in the same amount of time it takes Sara to solve 54 problems.
A)72
B)144
C)192
C)288
Click here to see answer by rothauserc(4718)

Question 1144973: When n is divided by 4, the remainder is 3. What is the remainder when (3n-1)) is divided by 4?
A)0
B)1
C)2
D)4
Click here to see answer by rothauserc(4718)

Question 1144969: When a certain number is divided by 7, the result is the same as when this number is decreased by 12. What is the number?
F)14
G)13
H)10
J) none of these
Click here to see answer by ajspeller(2)

Question 1144978: Joan has a solution that is 18% acid and a second solution that is 43% acid. How many liters of each should she mixed together to get an 80L solution that is 26.5% acid?
Click here to see answer by Alan3354(69443)

Question 1144979: Coffee worth P90/kilo is mixed with a coffee worth P75/kilo to produce 300 kilograms of a mixture worth P80/kilo. How many kilos of each type should be used?
Click here to see answer by Alan3354(69443)

Question 1144971: If we write down 6 consecutive multiples of 7 in order, what will be the difference between the largest and smallest number of the set?
A)14
B)28
C)35
D)42
Click here to see answer by Alan3354(69443)

Question 1144967: A regular hexagon is inscribed into a circle . The side of the hexagon is 10cm. Findthe diameter of the circle.
A)20
B)18
C)16
D)12
Click here to see answer by Alan3354(69443)

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, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245