The area of a classroom space per student varies inversely with the number of students in the room. when there are 15 students in the room, each student has 20 sq ft of space. how many square feet of space are available per student when there are 25 students in the classroom?
a. 60 sq ft
b. 33 sq ft
c. 12 sq ft
d. 20 sq ft

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

5. which description does not guarantee that a quadrilateral is a squar ajo is a parallelogram with perpendicular diagonals 0% has all sides congruent and all angles congruent o has all right angles and has all sides congruent 10% is both a rectangle and a rhombus 30%

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point