Questions in Grade High-school

Questions in Grade High-school

[Free] A car with a mass of 1330 kg is traveling at 28 m/s. The driver applies the brakes to bring the car to rest over a distance of 79 m. Calculate the force acting on the car.

[Free] Factor the trinomial: \[ y^2 - 10y + 21 \]

[Free] Solve for [tex]4x^2 + 81 = 36x[/tex] using the quadratic formula.

[Free] Why would a flat sheet of paper and a wad of paper with the same mass not fall through the air at the same rate?

[Free] What is 53 rounded to the nearest hundred?

[Free] A hair salon receives a shipment of 84 bottles of hair conditioner to use and sell to customers. The two types are labeled type A and type B. Type A costs $6.50 per bottle and type B costs $8.25 per bottle. The hair salon's invoice is $588. How many of each type of conditioner are in the shipment?

[Free] How did the wheel make life easier?

[Free] Solve the equation and show all your steps. \[ 6r + 7 = 13 + 7r \]

[Free] Why did Europeans see Africans as a better source of labor than Native Americans?

[Free] Solve for \( a \) in the equation: \[ b - 2c = 2ax \]