Questions in mathematics

Questions in mathematics

[Free] A Ferris wheel can accommodate 55 people in 25 minutes. How many people could ride the Ferris wheel in 3 hours? What was the rate per hour?

[Free] Seven pounds of grapes cost $10.43. How much would 3 pounds cost?

[Free] One patterned blue fabric sells for $15.00 every two yards, and another sells for $37.50 every five yards. Do these fabrics have the same unit cost? Please explain your answer.

[Free] Chad drove 168 miles in 3 hours. 1. How many miles per hour did Chad drive? 2. Chad will drive 672 more miles. If he continues to drive at the same rate, how many hours will it take Chad to drive the 672 miles? 3. Chad stopped and filled the car with 11 gallons of gas. He had driven 308 miles using the previous 11 gallons of gas. How many miles per gallon did Chad's car get? 4. If Chad's car continues to get the same number of miles per gallon, how many gallons of gas will Chad's car use to travel 672 miles?

[Free] Find the percent of the discount when the original price is $79.75 and the sales price is $14.85.

[Free] A town in East Texas received 10 inches of rain in two weeks. If it kept raining at this rate for a 31-day month, how much rain did the town receive?

[Free] There are 14 days in 2 weeks. About how many 2-week periods are there in 1,326 days? Please show your work.

[Free] Find the equation of the circle with center (0, 0) that contains the point (5, -2). The general equation of a circle centered at (0, 0) is given by: \[ x^2 + y^2 = r^2 \] Calculate \( r^2 \) using the point (5, -2): \[ r^2 = 5^2 + (-2)^2 \]

[Free] What is the x-intercept of the line with the equation [tex]\frac{1}{3}x + y = -15[/tex]? ( _____, 0 )

[Free] Can anyone please teach me how to solve the equation [tex]x^2 - 8x + 19 = 0[/tex]?