00:01
Unfortunately, the formatting did not come through, but i think i can guess what the appropriate formatting is supposed to be.
00:08
It says, carry out the following calculation.
00:11
Make sure that your answer has the correct number of significant figures.
00:16
And what i see is 1 .240 grams plus 18 .50 grams, a space, and 4 .4 grams.
00:32
So i'm assuming that this is a division, because if it were multiplication, we'd probably see this in parentheses.
00:41
So i'm assuming that it's a division here.
00:44
If that's the case, then the first thing that we do is the division.
00:49
1 .240 grams plus 18 .50 divided by 4 .4 gives us 4 .204545...