28B Taking it FURTHER


1. Explain the following terms. (i) Gross tax (ii) Gross income (iii) Net tax (iv) Net income


(v) Tax credit (vi) Percentage increase (vii) Percentage decrease


2. The price of stock in company ABC dropped from €26 per share to €14 per share.


(i) What is the percentage decrease in the price of a share of stock in the company? Give your answer to two decimal places.


(ii) Mary bought 150 shares in this company at €26 per share. How much money did she spend?


(iii) She sold the 150 shares for €14 per share. What was her loss in euros?


(iv) What percent of her original amount of money did Mary lose by investing in this stock? Give your answer to the nearest whole number.


3. When put under an increased amount of pressure, an aluminium can will be crushed.


If a weight of 10 kg is applied to a can, it will be crushed to 30% of its original height.


If a can is 18 cm tall and a 10 kg weight is placed on top of it, calculate the new height of the can in cm. Give your answer to one decimal place.


4. Bill is employed as a sales person selling electronic equipment. He is paid a basic wage of €350 per week plus a 2⋅5% commission on all his sales for a given week. He pays tax at the standard rate of 21% on total income received. Last week, Bill sold €3 400 worth of equipment.


(i) What was Bill’s gross wage for the week?


(ii) If he has a tax credit worth €62⋅80 per week, what was his net wage?


5. Una works in a computer repair shop and earns €11⋅50 per hour. She works 38 hours per week.


(i) Calculate Una’s gross pay per week.


(ii) Una must pay income tax at a rate of 23% on her gross pay. Calculate the gross income tax due.


(iii) She has a tax credit of €61⋅50 per week. How much income tax must Una pay each week?


(iv) What is Una’s net wage per week, after tax has been deducted?


(v) Una had saved €1 800 in a year, and received 3⋅5% interest on her savings. What is the total amount of money in her savings account now?


(vi) Una wants to buy a moped with her savings. The moped costs €1 400 plus 23% VAT. Does Una have enough money saved to buy the moped? Justify your answer.


456


Linking Thinking 1


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