16
seconds
The denominator of the fraction is determined by the number of decimal places in the decimal number. If there is one decimal place, the denominator will be 10. If there are two decimal places, the denominator will be 100, and so on.
The denominator is the place value of the last number. For example, 0.3 = 3/10 because the 3 is in the tenths place. In another example, 0.79 = 79/100 because the 9 is in the hundredths place. In another example, 0.457 = 457/1000 because the 7 is in the thousandths place.
The units for the denominator is minutes. Also, since the number in the denominator is to be omitted, the number of seconds (in a minute) are totally irrelevant.
seconds per minute (secs.min^-1)(secs/min). 480 secs ------------------ = 8 mins 60 secs/min
ounces
The units in the denominator are pounds.
pounds
pounds
ounces
ounces
The denominator will be in ounces. Since the number is to be omitted, the number of ounces in a pound are irrelevant.
The denominator will be in ounces. Since the number is to be omitted, the number of ounces in a pound are irrelevant.
The units in the denominator are pounds. Also, since you are asked to omit the number in the answer, the fact that there are 16 ounces in a pound is irrelevant.
I'd do it in my head: 0.75 is 3/4 lb ie 12 oz.
The unit for the denominator of the conversion factor is pound.
You place the unit which you are converting from in the denominator.