Question

A metal bar weighs 8.15 ounces.93% of the bar is silver.How many ounces of silver are in the bar?(round to the nearest thousandth)

Answer 1

weight=8.15 ounces
silver=93 %of the total weight
silver=(93/100)×8.15 ounces
silver= 0.93×8.15 ounces
silver=7.5795 ounces
silver=7.580 ounces (rounded to nearest thousandth)

Answer 2

Given:

A metal bar weighs 8.15 ounces

93% of the bar is silver

To Find:

How many ounces of silver are there in the bar

Solution

Find the amount of silver in the bar:

Amount of silver = 90% of the bar

Amount of silver = 90% of 8.15 ounces

Amount of silver = 90% x 8.15

Amount of silver = 0.9 x 8.15

Amount of silver = 7.335 ounces

Answer: There are 7.335 ounces of silver in the bar.