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Questions in Grade Middle-school

📝 Answered - What is one fifth of 15?

📝 Answered - What is [tex]8x^2 = 56[/tex] rounded to the nearest tenth equal?

📝 Answered - Find the values of \( k \) that make [tex]2x^{2} + kx + 7[/tex] factorable.

📝 Answered - Determine whether the polynomial is a difference of squares, and if it is, factor it. \[ y^2 - 25 \] A. Is not a difference of squares B. Is a difference of squares: \((y - 5)^2\) C. Is a difference of squares: \((y + 5)(y - 5)\) D. Is a difference of squares: \((y + 5)^2\)

📝 Answered - ICE CREAM you are planning to make and sell ice creams at a schools sports event. You expect to make and sell 300 ice creams •You buy ice cream in 1 liter tubs. Each tub costs $2. •you can fill ten cones from each tub. •each empty cone cost 5¢ •you plan to sell each filled cone for 80¢ Before buying ice cream, you survey 60 people to find out what flavors they like. Here are the results of the survey: 1.) work out the quantities you need to buy and their costs. 2.) how much profit do you expect T. To make on the day?

📝 Answered - Which is bigger: 0.5 or 0.50?

📝 Answered - How do I express 44.4% as a ratio?

📝 Answered - A water balloon was dropped from a high window and struck its target 1.1 seconds later. If the balloon left the person's hand at -5.0 m/s, what was its velocity on impact?

📝 Answered - 2.5 miles = how many feet?

📝 Answered - SOLVING SYSTEMS OF EQUATIONS BY ELIMINATION: \[ \begin{aligned} -4x - 2y &= -12 \\ 4x + 8y &= -24 \end{aligned} \]