Questions in Grade High-school

Questions in Grade High-school

📝 Answered - A rectangular box has a square base. The combined length of a side of the square base and the height is 20 in. Let [tex]x[/tex] be the length of a side of the base of the box. Write a polynomial function in factored form modeling the volume [tex]V[/tex] of the box.

📝 Answered - Is the bag or beaker more concentrated in starch?

📝 Answered - An object is thrown upward at a speed of 121 feet per second by a machine from a height of 8 feet off the ground. The height \( h \) of the object after \( t \) seconds can be found using the equation: \[ h = -16t^2 + 121t + 8 \] 1. When will the height be 17 feet? 2. When will the object reach the ground?

📝 Answered - Four hundred grams of grass seed are used for every 100 m². Find the amount of seed needed, in kilograms, to cover 3000 m².

📝 Answered - In class 6, 80% of the children like crisps. 75% of the children who like crisps also like chocolate. What percentage of the children in class 6 like both crisps and chocolate?

📝 Answered - Here is a sequence of shapes made from squares and circles. The sequence continues in the same way. The formula for the number of circles (\(c\)) in shape number (\(n\)) is: \[ c = 3n - 1 \] Use the formula to work out the shape number which has 104 circles. This is the graph: \[ \begin{array}{c|c|c} n & c & s \\ \hline 1 & 2 & 3 \\ 2 & 5 & 5 \\ 3 & 8 & 7 \\ 4 & 11 & 9 \\ \end{array} \]

📝 Answered - To calculate the area of the front surface of a box, you: A. add the length to the height B. add twice the length to twice the height C. multiply the length by the height D. multiply the length by the height, then divide by two

📝 Answered - Fill in the gaps: .... to the legendary film director Orson Welles, music accounts .... half the work in a movie, mostly without the audience even knowing the name of the composer. The cruellest .... of it for the composer is that, in a good film, that is how it should be.

📝 Answered - Cory's average score after 8 tests is 91%. If he gets a 78% on his 9th test, what will his new average be? How do I figure out this problem?

📝 Answered - The process that removes metabolic waste products from an organism is known as ____.