calculates the unit price as $13.56 per pair for the expense report.The correct unit price is $nothing per pair. Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he ... Error Analysis A contractor purchases 5 dozen pairs of padded work gloves for $67.80 incorrectly
It states that there were 5 dozen gloves, a dozen equals 12, or in this case 12 pairs. 5 dozen means there would be 5×12=60 or 60 pairs. 67.80÷60(pairs)=1.13 dollars PER pair.
The error is that she divided with the 5 dozens, instead of individual pairs.
Squares have 4 equal sides which puts each side at being 5. Then to find the diagonal you use sqrt(2)a so the square root of 2 times a which is 5 in this case.