FRAME NUMBER 8
LEVEL A
RULE NO. 2. Since ratios may be written in the form of a fraction, rules pertaining to fractions
6 may be reduced to
2
may be used, such as reducing to lowest terms. Example:
. Write the
9
3
following
ratios in fractional form in their lowest terms:
b. 3
a. 4:16
c. 9:24
18
FRAME NUMBER 21
LEVEL B
Proportions, like ratios, may be written in different forms. A proportion 2
=4
may be
3
6
written 2:3 = 4:6. Write the following in different forms:
a. 3
=6
(
)
b. 2:5 = 4:10 (
)
4
8
FRAME NUMBER 34
LEVEL C
If 15 carpenters can construct a building in 28 days, in how many days can 21 carpenters do the
same Job?
17
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