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TSI Math: Dividing the Parts by the Whole 3 Views
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Description:
A lawnmower uses fuel that contains a ratio of 31 parts gasoline for every 1 part of oil. How much oil is in 384 ounces of fuel?
A lawnmower uses fuel that contains a ratio of 31 parts gasoline for every 1 part of oil. How much oil is in 384 ounces of fuel?
Transcript
- 00:03
Okay sy masked members last in this siri's ah lawnmower
- 00:07
uses fuel that contains a ratio of thirty one parts
- 00:10
gasoline for everyone Part of oil How much oil is
- 00:13
in three hundred eighty four ounces of fuel This ain't
- 00:20
one of those vintage push really lawnmowers People actually needs
Full Transcript
- 00:24
fuel not just blood sweat and tears The fuel contains
- 00:27
both gasoline and oil so there are thirty one plus
- 00:30
one equals thirty two parts fuel for everyone part of
- 00:34
oil you got to be careful about that When you
- 00:36
cross multiply we'll divide in the hole by the number
- 00:39
of parts in the whole gives us three eighty four
- 00:42
divided by thirty two is twelve ounces of oil in
- 00:45
the fuel and no they throw this vicious curveball in
- 00:48
the form of letters C here twelve point four if
- 00:51
you incorrectly divided by thirty one instead of thirty two
- 00:54
that would be very very wrong All right but we
- 00:57
have three hundred eighty four ounces of gasoline and oil
- 01:00
mixed together so the
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