Round 7712 to 1 significant figure?

Express 41-4 as a mixed number

Suppose you have 100 ft of string to rope off a rectangular section for a bake sale at a school Fair. The function A=x^2+50x gives the area of the section in square feet, where x is the width in feet.

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Zoe has a collection of 78 movies, costing $29.99 each. How much did Zoe spend on all her movies?

Solve the x^3-5x^2+17x-13=0

The total distance an object travels varies directly with the length of time it travels. If an object travels 24 meters in 9 seconds, how long will it take to travel 96 meters? A. 32 seconds B. 36 seconds C. 40 seconds D. 42 seconds

A polling organizations wants to sample the opinions of low-, medium-, and high-income people. Which sampling strategy is best suited for this purpose? A. convenience B. simple random C. stratified random D. systematic

If the area of the parallelogram is represented by 4x2 - 2x + 5 and the base is 2x - 6, which represents the height?

Singh works at a restaurant where he is paid by the hour plus time-and-a-half for his hours over 40. Last week he worked 3 hours overtime and his gross pay was $380.48. What is his hourly wage?

A researcher wishes to determine the average amount of money a student at UH spends on lunch. To accomplish this, he asks the first 100 students leaving the Student Center after 12:00 noon how much they had just spent on lunch.