Consumer Arithematic

If an article is bought for $66 and sold at a loss of 10%, its selling price is ____.

• $52.80

• $63.50

• $60

• $59.40

In a sale, an atricle marked $550 was sold for $440. The reduction was ___.

• 10%

• 15%

• 20%

• 25%

Henry bought a car for $7,750 and sold it for $9,000. His percentage profit was ____.

• 10%

• 16.13%

• 15%

• 13.89%

The time that a 60 W electric bulb will run on 1 kilowatt-hour of electricity is ____.

• less than 16 hours

• 16 h

• 16 h 30 min

• more than 16 h 30 min

In 8 hours the number of kilowatt-hours a 3kW electric fire will use is ____.

• 24

• 12

• $2\frac{2}{3}$

• $\frac{3}{8}$

One unit of electricity costs 16.77 c. The cost of running a 350 W television for 40 hours is ____.

• 2.35 c

• 23.5 c

• $2.35

• $23.50

A painting bought for $3500 appreciated by 35% over two years. Its value was ____.

• $1225

• $4550

• $4725

• $4900

At 7.2% simple interest, $8500, in 2 years, will have a value of ___.

• $9112

• $9724

• $1268.06

• $9768.06

The simple interest on $5500 invested for 4 years was $1210. The percentage rate to give this interset was ___.

• 4%

• 5%

• 6%

• $5\frac{1}{2}\%$

A wholesaler sells 50 printers to a shop keeper for $14,400. The shop keeper sells them at a profit of  $12\frac{1}{2}\%$  . The price he charges for each printer is ____.

• $32.40

• $324

• $360

• $3240