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John always spends 20% of his monthly salary and saves the rest. After a pay increment of 10%, his monthly expenditure increases by $150. (a) What was his monthly income before the pay increment? (b) How much was his savings after the pay increment? Notes to students: ...
Gina saves exactly 60% of her salary every month. Her salary for the month of September was 20% less than her salary for the month of August. As a result, she spent $360 less in September as compared to the previous month. What was her expenditure in August?
Carol would always use 20% of her monthly salary to fund her daughter’s music classes. She received 40% less salary in May as compared to April. As a result, the amount of money that she used for music classes in May was $120 less as compared to that in April. How much money did she use to fund her daughter's music classes in April?
The original price of a pair of shoes is $200. During a sale, a shop decided to sell it at a discount of 30%. Eric paid for the pair of shoes with 2 $100 notes and received a change of $50.20 What was the tax levied on the pair of shoes? Notes to students: ...
The actual price of a shoe rack in a furniture shop was $32. Samson was given a discount of 12% on buying 2 such shoe racks. However, the shop levied a GST of 15% on the discounted price. Samson gave the cashier $100. If the shop's policy was to round the change off to the nearest cent, how much change was the cashier supposed to give back to Samson? ...
The actual price of a chandelier was $27500. In a year-end clearance sale, Harrison bought one at 70% of the actual price. However, he had to pay a GST of 6% on the price at which he got the chandelier. Inclusive of GST, how much did Harrison end up paying for the chandelier?
Kathy shopped for goods worth a total of $1880 from a supermarket. A discount of 18% was offered on the total bill. However, Kathy had to pay a GST of 5% on the discounted price. Kathy handed over three $500 notes at the billing counter. How much more was she asked to pay? Notes to students: ...
Demi, Zenith and Shirley bought a present for Charlie. Demi paid $60 for the present while Zenith and Shirley paid the rest. If Demi pays $12 less for the present, the total amount paid by Zenith and Shirley will increase by 6%. How much does the present cost?
Schools A and B decided to share the cost of developing a garden in the vicinity. School A contributed $276. If school A had contributed $81 less, the amount of money that school B would need to pay would increase by 25%. What was the amount of money needed to develop the garden?
There are 2033 people watching a volleyball match. Out of all these people watching the volleyball match, if 1365 of them move to watch a basketball match in a court nearby, the number of people watching basketball would increase by 105%. What is the total number of people watching both the games?