Question

A mathematics textbook used in Oakridge International School for grade 7 has four sections Numbers, Algebra, Geometry, Statistics in the ratio 7:5:8:4. How much each type of content will be needed to make a book of 480 pages?

Answer 1

Answer:

Step-by-step explanation:

7x+5x+8x+4x=480

=24x=480

=x=20

=Numbers=7x=140 pages

=Algebra=5x=100 pages

=Geometry=8x=160 pages

=Statistics=4x=80 pages

Hope this answer helps :)