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 Test Calculators and Practice Answers archive Word Problems Lessons In Depth

 Question 577072: An aquarium worker needs to fill a tank with 10 gallons of water.He has an 8-gallon pail and a 6-gallon pail.How can he use the pails to get exactly 10 gallons of water in the tank? Click here to see answer by KMST(1868)

 Question 577125: the area of a rectangular table top is 18ft(squared) if the length of the table is 6ft what is the width? Click here to see answer by jim_thompson5910(28555)

 Question 577146: Find the mean and solve an equation to find the value of x. 40,98,94,102,21,x; mean 88 Click here to see answer by solver91311(16877)

 Question 577275: 6in equals .000000001 sec. What is 1 second to how many inches? Click here to see answer by josmiceli(9669)

 Question 577404: I am having difficulty understanding this: find an equation of the line passing through (-2,4) and (6,-9). What is the first step to solving this problem? Click here to see answer by htmentor(789)

 Question 577515: mr.simpson drove 315 miles to get to the beach. if he averaged 45 miles per hour,how long didi the trip take? Click here to see answer by Alan3354(30993)
 Question 577515: mr.simpson drove 315 miles to get to the beach. if he averaged 45 miles per hour,how long didi the trip take? Click here to see answer by jim_thompson5910(28555)

 Question 577518: the legs of a right triangle are 7 inches long. ABOUT HOW LONG S THE HYPOTENUSE? Click here to see answer by Alan3354(30993)

 Question 577524: which of the following statements is not true if traingle abc=traingle def? Click here to see answer by richard1234(5390)

 Question 577314: The ratio of hours in a day to hours in a week Click here to see answer by richard1234(5390)

 Question 577384: The time (t) of travel of an automobile trip varies inversely as the speed (v). At an average speed of 65mph, a trip took 4h. The return trip took 5h. Find the average speed of the return trip. Click here to see answer by ankor@dixie-net.com(15649)

 Question 577836: This is a very big test for me and I really need help here Please in 1990 the life expectency of males in a certain country was 64.2 yrs. In 1995 it was 66.9yrs. Let E represent the life expectency in the yr t and let t represent the number of yrs since 1990. the linear functionE(t) that fits the data is use the function to predict the life expectency of males in 2004 Click here to see answer by scott8148(6628)

 Question 577828: Please help me here I am getting so flustered bayside insurence offers two healthplans. Under plan A, Giselle would have to pay the first \$200 of her medical bills,plus 40% of the rest.Under plan B, Giselle would pay the first \$240, but only 20% of the rest. For what amount of medical bills will plan B save Giselle money? Assume she has over \$240 in bills Click here to see answer by scott8148(6628)

 Question 577777: The half-life of 234U, uranium-234, is 2.52 multiplied by 105 yr. If 97.7% of the uranium in the original sample is present, what length of time (to the nearest thousand years) has elapsed? Please make this simple. Thanks. Click here to see answer by ankor@dixie-net.com(15649)

 Question 578389: Don't really understand bout this. Click the image. http://gyazo.com/3d7b3e3b4ab4f722fc5c93114a6e0896 It's shows the Problem and Answers and Pie Graph. If you can help me how to do this. Thanks. Click here to see answer by dfrazzetto(277)

 Question 578490: Write and or solve the system of equations using any method. .2x-.5y=-3.8 .3x+.4y=10.4 Thanks in advance! Click here to see answer by mananth(12270)

 Question 578495: Hi i really need help with Algebra 2 Click here to see answer by rfer(12657)

 Question 578511: (-3,5) (-2,3) (-1,1) (0,-1) (1,-3) (2,5) Write a equation that describes the function of the table Click here to see answer by KMST(1868)

 Question 578485: I need help with this problem: Solve by factoring 21x^2+14x+7=6x+11 Click here to see answer by rfer(12657)