Questions in mathematics

Questions in mathematics

[Done] How do I use an area model to explain the product of 4.6 and 3?

[Done] A secretary can type 56 words per minute. How much time will she need to type a 4200-word report? A. 7 hours 30 minutes B. 1 hour 4 minutes C. 1 hour 28 minutes D. 1 hour 15 minutes

[Done] The cost of renting a pickup truck at Trucks Plus is $25 plus $0.15 per mile driven. The cost of renting a truck at Need-A-Truck is $25 plus $0.10 per mile driven. In a graph of the cost of a truck rental, what does the cost per mile driven represent?

[Done] Cora uses ribbons to make three different sizes of bows. How much more ribbon does it take to make 2 large bows than 2 small bows? Explain how you found your answer. - Small: 27 in - Large: 49 in

[Done] What is the length of the line segment in the x-y plane with endpoints at (-2, -2) and (2, 3)? Can anyone explain how to find this step by step?

[Done] Which melon has a greater mass: one that is 4 kilograms or one that is 4,100 grams?

[Done] Graph the system of inequalities: \[ y < 2x + 2 \] \[ y \geq -x - 1 \]

[Done] Which two values of \( x \) are roots of the polynomial below? \[ x^2 + 5x + 9 \]

[Done] What is the value of the expression \(\frac{5 + (20 - 8)}{3} + 6\)?

[Done] What is the slope of the line represented by the equation \(y = 4x + 6\)?