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Anuj has been serving 2/3 cups of lemonade to each student. If he has 1 1/2 cups of lemonade left, how many students can still get lemonade? How much of a serving will the last student get?
Jack spends the same amount of money on walnuts priced at Z dollars per pound. How many pounds of walnuts did Jack purchase? Express your answer in terms of X, Y and Z.
Based on the statement, determine how much water an average household uses each month. Assume that there are 300 million households in Country A.
The standard deviations are 8 & 7. Obtain the mean and standard deviation of the sample of size 150 obtained by combining the two samples.
The mean weight of Chas, Dave and Ed is 77 kg. Chas and Ed weigh the same. Arnie weighs 75 kg. Find the weights of the other four people.
70 students are required to paint a picture. 52 use green color and some children use red, 38 students use both the colors. How many students use red color?
Graham walked to school at an average speed of 3 miles an hour and jogged back along the same route at 5 miles an hour. If his total travelling time was 1 hour, what was the total number of miles
Kerry has 12 paperweights in her collection. She has twice as many glass paperweights as metal, and 3 are wood. How many of each type of paperweight does she have?
If the speed on the current was 12 mph and the total trip took 3 hours and 40 minutes, find the average speed of the boat relative to the water. The boat had an average speed of __?
A shopkeeper buys some books for Rs-80. If he had bought 4 more books for the same amount, each book would have cost Rs-1 less. Find the number of books he bought.
The ladder is 9 ft from the side of the building. If the ladder barely touches the top of the building, estimate the top of the building.
A ferris wheel has a radius of 10cm and the bottom of the wheel passes 1m above the ground. If he ferris wheel makes one complete revolution every 20s, find an equation that gives the height above t
For a sailboat to reach a destination directly upwind, it is necessary to tack left and right to the direction of the wind. Suppose we decided to tack at 45 degree angles to the wind. If our present
The scale of a model car is 1 inch = 2.5 feet. The length of the model car is 6 inches. The width of the model car is 2.3 inches. Set up a proportion to find the actual length of the car.
Dae opens a credit card with an APR of 19.49% compounded monthly. How much is charged in interest this month if her balance is $1250?
In triangle ABC, if the lengths of 2 sides are 25 & 50, the angle between these two sides is 30 degrees, what is the length of the third side of the triangle? Round off to the nearest whole numb
The angles of elevation of a balloon from two points A and B on level ground are 24.17 degrees and 47.67 degrees respectively. Points A and B are 8.4 miles apart, and the balloon is between the poin
The price of a garment is reduced by 20% and further by 10%. Nidhi got another 5% discount for detecting a defective button. The total discount for the garment is?
If a person breathes in and out every 3 seconds, the volume of air in his lungs can be modeled by A = 2sin(π/3x)cos(π/3x)+3, where A is in liters of air and x is seconds. How many seconds into
Question: Write an expression that gives all solutions to the equation. (Enter your answer in the form a + bπk, where a is in [0, π), b is the smallest possible positive number, and k represen
Then every fifth etc..... All the way to every 500th person having his palm status changed. In the end, how many of the 500 palms are up, and how many are down?
The premium per $1,000 was $3.56. She will be 45 years old this year. The premium per $1,000 will be $4.62. What is the percent increase to the nearest whole number?
They also brought 4 can cans of sauce. each can weighed 8 oz. how many ounces did each of them carry if each carry the same amount?
Write down expression for his one week earnings in which he worked for 40 hours out of which x hours was over time also find the number of hours of his normal work if he recieves Rs 116 in all.
Your store has averaged 1775 transactions per week for the last four weeks. What is the percent change in your sales goal from this week last year to this week this year?