![]() The stopwatch measures to hundredths of a minute. X = -5 or x = 5 x = 5 Using a stopwatch, Tyrone determines it takes him 58.2 minutes to travel 30 miles to work. Which graph represents the number of minutes it could take her to install the fan? c Which graph represents the function y = 2x - 4? c Which scenario can be represented using the inequalities below?ġ.25 0 over the intervals (-∞, -2.5) and (-0.75, 0.75).į(x) 0 over the intervals ( -2.5, -0.75) and (0.75, ∞). If the house is not up to building code, she estimates that the installation will take longer than 120 minutes. She estimates that the installation will take no more than 45 minutes if the house is up to building code. Which is a reasonable estimate of the constant of variation?Ĥ.00 kWh per day 0.25 kWh per day The inverse of the function f(x) = is shown.Ģ0 20 An electrician is hired to install a ceiling fan. If she reads at a pace of 2 pages per minute today, which table shows only viable solutions for the total number of pages she has read, y, after x minutes have elapsed? d The graph represents the function where electricity usage in kilowatts per hour of a clock radio varies directly with the number of days it is plugged into the wall current. H(t) = -5t - 500 h(t) = -5t + 500 Yesterday, Selma read 75 pages of her book. Which equation represents the height, h(t), of the elevator in feet, as a function of t, the number of seconds during which it has been descending? Infinitely many infinitely many The table shows how an elevator 500 feet above the ground is descending at a steady rate. How many intersections are there of the graphs of the equations below? Percy earns a greater hourly wage of $7.50 at the library. Percy earns a greater hourly wage of $7.50 at the coffee cart. Percy earns a greater hourly wage of $7.00 at the coffee cart. Percy earns a greater hourly wage of $7.00 at the library. His hourly wage at the library, x, and hourly wage at the coffee cart, y, can be determined using the system of equations below.Īt which job does Percy earn the greater hourly wage? How much does Percy earn each hour at this job? On Tuesday, he works 2 hours at the library and 5 hours at the coffee cart and earns $50. On Monday, he works 3 hours at the library and 2 hours at the coffee cart and earns $36.50. Which table is filled in correctly and could be used to determine how long it would take if Elias and Niko polished the silver together? a Percy works two part-time jobs to help pay for college classes. That task would take Niko 50 minutes to complete alone. Elias could polish all the silver himself in 40 minutes. Teaspoons 12 teaspoons What is the solution to the linear equation?ī = 2 b = 2 Elias and Niko are polishing the silver at the heritage museum. How many teaspoons of broth should she use? She knows that there are 16 tablespoons in 1 cup and 3 teaspoons in 1 tablespoon. ![]() The largest volume-measuring tool that Tabitha has is a teaspoon.
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