Question

Case Study based-1

A box is created from a sheet of cardboard 25 inch on a side by

cutting a square from each corner and folding up the sides .Let x

represent the length of the sides of the squares removed from each

corner .If area of the sides of the box is 13 square inch, give the

answer of the following questions.

1).the volume of the box can be expressed by

(a) x 2 X25

(b) x

3

(c)4 x3 +100x 2 + 625

(d) 4 x3

- 100x 2 + 625x

(ii) If area of the sides (walls) of the box are 12 square inch then value

of x is

(a) 13 inch

(b) 1 inch

(c)0.5 inch

(d) 24 inch

(iii) the area of the bottom of the box is

(a)625 sq. Inch

(b)576 sq. Inch

(c)529 sq. Inch

(d) 169 sq. Inch

(iv) the volume of the box is

(a) 24 X 24 X 0.5

(b)24 X 24 X 1

(c) 13 X 13 X 12

(d)12 X !2 X 13

(v) The graph of the volume represented, will intersect the X-axis in

point(s)

(a) Zero

(b)Two

(c)One

(d) Three​

Answer 1

Answer:

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