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There are 30 kg of potatoes in a wheelbarrow. A farmer adds some carrots into the wheelbarrow. The total weight of the wheelbarrow now is 110 pounds. What weight of carrots did the farmer put into the wheelbarrow? 1 kg = 2.2 pounds

First of all, you want to get all your data in the same units, so either in pounds or kg. Here, as you are told that 1kg = 2.2 pounds, it seems easier to convert the amount of potatoes from 30kg into poun...

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Answered by Alejandro G. Maths tutor
5374 Views

Integrate, by parts, y=xln(x),

First, we need to separate the RHS as components of U and V. Using the LATE (logarithms, algebra, trigonometry, exponentials) technique, we see that logarithms have priority to algebra hence U = lnx and d...

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Answered by Makhdoom S. Maths tutor
3653 Views

Describe the structures of proteins

Primary structure - a sequence of amino acids in a polypeptide chain. They are joined together by peptide bonds. The sequence of amino acids determines the rest of the proteins structures. Secondary struc...

PM
Answered by Phoebe M. Biology tutor
4198 Views

How do you form the superlative in French?

The superlative is used to describe the upper or lower bound of a quantity, e.g. the highest and the lowest, the best and the worst. In French, there are 5 ways of using the superlative that you need to l...

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Answered by Iona S. French tutor
2154 Views

Explain two government policies which could reduce a deficit on the current account of the balance of payments.

One policy the government could use is to put a tariff on imports. Tariff Diagram As the diagram shows, a tariff on imports would shift the world supply curve up to W+T and increase the price of ...

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Answered by Wendy S. Economics tutor
11515 Views

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