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Question 460729: 90 tropical fish were placed in an aquarium for the next 12 month.
12 month after the fish are first placed in the aquarium, what is the total number of fish?

Click here to see answer by stanbon(57377)

Question 460735: Please help.
If C dollars are deposited in an account paying r percent annual interest, the amount after x years is A=C(1+r)^x. Approximate the amount in the account after x years, when C=$100, r=15%, and x=17 years.
A = $?
Thanks.
Skyler
Click here to see answer by stanbon(57377)

Question 460738: Write the first four terms of the sequence for n = 1,2,3, and 4.
f(n)=5
a1 = ?
a2 = ?
a3 = ?
a4 = ?
Thank you Skyler
Click here to see answer by stanbon(57377)

Question 460741: Find the fourth term of the geometric sequence whose first term is 7 and whose common ratio is 3.
a4 = ?
Thanks Skyler
Click here to see answer by stanbon(57377)

Question 460742: 90 tropical fish were placed in an aquarium for the next 12 month.
one month after the fish are first placed in the aquarium, what is the total number of fish?

Click here to see answer by stanbon(57377)

Question 460902: There is a certain number of hens and rabbits in a room. The numbers of feet of the hens exceeds the number of feet of the rabbits by 12, while the number of heads of the hens exceeds the number of the rabbits by 28, then find:
a. the number of hens
b. the number of rabbits

Click here to see answer by edjones(7569)

Question 461277: Translation: 8 - n = 50, Eight less than a number is fifty.
What is the mistake in the translation?
Click here to see answer by htmentor(789)

Question 461693: i can't stand ............. in queues.
a. wait b. waited c. waiting d. waits
Click here to see answer by rwm(914)

Question 462048: At the beginning of the month, Kate had $300 in her checking account. During the month she wrote 4 checks for $15.00, $27.00, $65.30 and $175.00. She also made a deposit in the amount of $230. What is Kate checking account balance and the end of the month?
Click here to see answer by rfer(12666)

Question 462144: When a person falls through the ice on a lake, the cold water removes body heat 25 times faster than air at the same temperature. To survive, a person has between 30 and 90 seconds to get out of the water. How long could a person remain in air at the same
Click here to see answer by rwm(914)

Question 462384: Use the five steps for problem solving to answer the following question. Please show all of your work.
Enrollment at a particular online university is 11,600. There are seven times as many students who work full time as there are students who do not. How many students work full time and how many do not?
Click here to see answer by stanbon(57377)

Question 463312: alpine college plans to increase tuition $50 each year. In 2003, the tuition was $375 per semester hour. Find the linear function that describes tuition as a function of time since 2003.
Click here to see answer by robertb(4012)

Question 464159: On three consecutive passes, a football team gains 10 yards, loses 11 yards, and gains 11 yards. What number represent the total net yardage?
Click here to see answer by ewatrrr(10682)

Question 464216: The number of weekly domestic violence arrest in an Urban area St. Louis increased from 102 in 2006 to 123 in 2009. Predict the number of weekly domestic violent in 2013.
Click here to see answer by richard1234(5390)

Question 464655: lori is concidering 2 different cellular telephone plans.
plan (a) has a monthly charge of $19.95 plus 33 cents per minute.
plan (b) has a monthly charge of $29.95 plus 10 cents per minute. how long would lori have to talk in a month for the two plans to have the same total cost?
Click here to see answer by rfer(12666)

Question 464994: The sum of 3 consecutive even integers in 6,000. what is the least integer of the three
Click here to see answer by Alan3354(30993)

Question 466906: Sharon invested money in a savings account at a rate of 6%simple interest. After 1 yr, she has $6996 in the account. How much did Sharon originally invest?
Click here to see answer by robertb(4012)

Question 466982: All 120 seats in a hall were filled for a concert. The tickets cost $10 for adults and $6 for students. Total proceeds were $980.How many adults attended?How many students attended
Click here to see answer by Gogonati(809)

Question 467019: You invested 14,000 in two accounts paying 6% and 9% annual interest, respectively. If the total interest earned for the year $900, how much was invested at each rate?
Click here to see answer by rfer(12666)

Question 467369: If t multiplied by the sum of x and 2y is divided by 4, the result is:
A) (xt/2) + (yt/4)
B) (xt/4) + (yt/2)
C) (xt/4y) + (t/2)
D) (xt/2y) + (t/4y)
E) (xt + yt/2y)
Thank you!
Click here to see answer by checkley79(3050)

Question 467372: If x + y is 4 more than x - y which of the following statements must be true?
I. x = 2
II. y = 2
III. xy has more than one value
A) I only
B) II only
C) III only
D) I and III only
E) II and III only
Thank you!
Click here to see answer by jim_thompson5910(28598)

Question 467503: Joan's present weight is 17 pounds less than her weight 2 years ago. If her weight at that time was 8/7 of her present weight, what is her present weight in pounds?
A) 60
B) 68
C) 119
D) 136
E) 272
I plugged in all the choices (which I know isn't a valid/good method) into this equation I came up with from the information given: (8/7)(X)= X + 17
The answer that worked was C) 119. But I'd like to know how to solve the problem without having to plug in all the numbers.
Thank you!
Click here to see answer by mananth(12270)

Question 467532: The sum of three consevutive odd intergers is 195? What are the intergers?
1st?
2nd?
3rd?
Click here to see answer by mananth(12270)

Question 467532: The sum of three consevutive odd intergers is 195? What are the intergers?
1st?
2nd?
3rd?
Click here to see answer by amoresroy(333)

Question 467529: The number on two consecutively number gym lockers have a sum of 151. what are the locker numbers?
Click here to see answer by mananth(12270)

Question 468172: A boat can carry fuel for 8 hours sailing time, and can travel at 16km/h in still water. It goes down stream with a current that moves 4km/h, and goes upstream against the current that moves at the same speed. How far can it go downstream and return safely?
Click here to see answer by jorel1380(2518)

Question 468204: Twin brothers, Billy and Bobby, can mow their grandparent's lawn together in 69 minutes. Billy could mow the lawn by himself in 15 minutes less time that it would take Bobby. How long would it take Bobby to mow the lawn by himself?
Click here to see answer by stanbon(57377)

Question 468221: Twin brothers, Billy and Bobby, can mow their grandparent's lawn together in 69 minutes. Billy could mow the lawn by himself in 15 minutes less time that it would take Bobby. How long would it take Bobby to mow the lawn by himself?
Click here to see answer by mananth(12270)

Question 468202: Meg rowed her boat upstream a distance of 5 miles and then rowed back to the starting point. The total time of the trip was 6 hours. If the rate of the current was 2 mph, find the average speed of the boat relative to the water.
Click here to see answer by mananth(12270)

Question 468233: A boat traveled downstream a distance of 45 miles and then came right back. If the speed of the current was 20 mph and the total trip took 3 hours, find the average speed of the boat relative to the water.
Click here to see answer by mananth(12270)

Question 468234: Meg rowed her boat upstream a distance of 5 miles and then rowed back to the starting point. The total time of the trip was 6 hours. If the rate of the current was 2 mph, find the average speed of the boat relative to the water.
Click here to see answer by mananth(12270)

Question 468232: Gene's car traveled 210 miles averaging a certain speed. If the car had gone 5 mph faster, the trip would have taken 1 hour less. Find the average speed.
Click here to see answer by mananth(12270)

Question 468235: Twin brothers Billy and bobby, can mow their grandparents lawn together in 108 minutes. Billy could now mow the lawn by himself in 35 minutes less time that it would bobby. How long would it take bobby to mow the lawn by himself?
Click here to see answer by ankor@dixie-net.com(15659)

Question 468516: Miriam is 10 years older than Ricardo. Two years ago, Miriam was 3 times as old as Ricardo is now. How old are they now?
Click here to see answer by jorel1380(2518)

Question 468957: Sanjay drove 570km from Regina to Winnipeg in 6.5 h. He drove part of the way at 100km/h and the rest of the way at 60km/h. How far did he drive at each speed?
Click here to see answer by stanbon(57377)

Question 469714: In a college, some courses contribute more towards an overall GPA than other courses. For example, a science class is worth 4 points; mathematics is worth 3 points; History is worth 2 points; and English is worth 3 points. The values of the grade letters are as follows, A= 4, B=3, C=2, D=1, F=0. What is the GPA of a student who made a “C” in Trigonometry, a “B” in American History, an “A” in Botany, and a “B” in Microbiology?
Click here to see answer by jorel1380(2518)

Question 469959: 2. A sales woman earns a fixed salary of $8000 a month plus commission of 5% on whatever amount she sells over $2500 in merchandise. What did she earn the month she sold $11,000 in merchandise?
Click here to see answer by stanbon(57377)

Question 470368: Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 60 miles per hour and train B is traveling at 80 milers per hour. Train A passes a stations at 12:20 p.m. if train B passes the same station at 12:35 p.m. at what time will train B catch up to train A?

When will train B catch-up with train A?
Click here to see answer by htmentor(789)

Question 470795: if my laptop takes 3 hours to be completely charged and its 25% charged up then how much longer will it takes until it charges up completely?
Click here to see answer by algebrahouse.com(1079)

Question 471409: Cameron has saved $18,000 and plans to invest it in two accounts: a savings account that pays 5.2% annual interest and a stock that promises a 9% annual return. If Cameron earns $1,430 in interest after one ear, how much did she invest in each account?
Click here to see answer by mananth(12270)

Question 472351: can you please help me solve this?
A total of 332 tickets were sold for the school play. They were either adult tickets or student tickets. The number of student tickets sold was three times the number of adult tickets sold . How many adult tickets were sold?
please help! thank you!
Click here to see answer by Alan3354(30993)

Question 472499: A new cruise ship has just launched 3 new ships; the Pacific Paradise, the Carribbean Paradise, and the Mediterranean Paradise. The Caribbean Paradise has 29 more rooms than the Pacific Paradise. The Meditteranean Paradise has 40 fewer rooms than three time the number of rooms on the Pacific Paradise. Find the number of rooms for each ship if the total number of rooms for the three ships is 534.
Click here to see answer by monika_p(71)

Question 472641: 1. Kevin and Karen are brother and sister. Kevin has twice as many sisters as he has brothers. Karen has the same number of brothers as sisters.
a. Set up a system of equations to model this situation. How did you figure out what each equation would be? Let d be the number of daughters that Kevin and Karen’s parents have, and s be the number of sons that Kevin and Karen’s parents have.
b. Solve the system of equations, showing all your work.
c. How many sisters does Kevin have?
d. How many sisters does Karen have?
e. How many brothers does Kevin have?
f. How many brothers does Karen have?

Click here to see answer by Theo(3464)

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