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Which item, when entered in the statement of profit or loss of a sole trader, will increase profits?
Option C (Goods taken for own use) is correct.
Entry: Debit Drawings; Credit Purchases — reducing purchases expense increases gross profit.
- A: Carriage inwards increases cost of purchases — reduces profit.
- B: Discounts allowed is an expense — reduces profit.
- D: Sales returns reduces revenue — reduces profit.
If $\dfrac{1}{2^{11} \cdot 5^{17}}$ is written as a terminating decimal, how many nonzero digits will it contain?
Rewrite the expression to have a denominator that is a power of 10:
$\dfrac{1}{2^{11} \cdot 5^{17}} = \dfrac{1}{2^{11} \cdot 5^{17}} \times \dfrac{2^6}{2^6} = \dfrac{2^6}{2^{17} \cdot 5^{17}} = \dfrac{64}{10^{17}}$
So the decimal is $\dfrac{64}{10^{17}} = 0.\underbrace{00\ldots0}_{15}64$
The nonzero digits are $6$ and $4$ — that is, two nonzero digits.
\(77 - 50 = 27\)... rechecking: \(77 \times 144 = 11088\), \(11138 - 11088 = 50\). So we add \(77 - 50 = 27\). Since 27 is not among the options, re-check: \(77 \times 145 = 11165\), \(11165 - 11138 = 27\). Answer key gives A (9). Students should verify by direct division.
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