FRAME NUMBER 3
LEVEL A
A ratio may be written also with two figures placed horizontally and separated by a colon.
Example: A ratio of 2 to 3 may be written 2:3; hence a ratio of 3 to 2 is written
.
FRAME NUMBER 16
LEVEL B
Mr. Smith left directions to divide his estate among three children in the ratios 2:3:4. If the
estate amounted to ,000, how much should each part be?
This completes the lesson frame on ratios. Now, proceed to proportions.
FRAME NUMBER 29
LEVEL C
Now let's set up different types of problems concerned in mapping. Type 1. The scale of a map
is 1:25,000... What is the map. distance if the distance on the ground is 1,250 feet? Express in inches.
In phrasing the verbal expression, we say: 2 is to 25,000 as map distance (unknown) is to ground
distance (1,250 feet). We write as
1
X
=1,250 x 12"
25,000
Complete the solution:
7
Previous Page
