Percentages
June 15, 2011 | 
Author Here’s and example of a SMART MATH problem for PERCENTAGES.
Problem
A housewife reduces her consumption of coffee by 20% due to a 20% increase in price of coffee. What is the percentage effect on the expenditure on coffee?
- 4% increase
- 2% increase
- No change
- 2% decrease
- 4% decrease
Posted in Percentages, Smart Math | 
Tags: Math Tricks, Mental Math, Percentages, Smart Math | 
2 Comments »
Here’s and example of a SMART MATH problem for PERCENTAGES.
Problem
Every month M saves 1.67% of his salary of $6000. In how many months will M save $6000?
- 60 months
- 6 months
- 52 months
- 48 months
- 12 months
Posted in Percentages, Smart Math | Tags: Math Tricks, Mental Math, Percentages, Smart Math | No Comments »
Here’s and example of a SMART MATH problem for PERCENTAGES.
Problem
1 lb of sweets is marked at $100. Due to festival; a discount of 10% is given. Even after this discount, the shopkeeper earns 35% profit. What loss or gain would the shopkeeper make, if the sweets are sold for $30 less than the marked price?
- 5% loss
- 8% loss
- 5% gain
- 8% gain
- 3.33% gain
Posted in Percentages, Smart Math | Tags: Math Tricks, Mental Math, Percentages, Smart Math | 2 Comments »
Here’s and example of a SMART MATH problem for PERCENTAGES.
Problem
A salesman gets a flat commission of 10% on all sales and a bonus of 2.5% on all sales exceeding $10,000. If in a particular month he earns $2875, what were his sales worth?
- $35,000
- $23,000
- $25,000
- $15,000
- $24,000
Posted in Percentages, Smart Math | Tags: Math Tricks, Mental Math, Percentages, Smart Math | No Comments »
Here’s and example of a SMART MATH problem for PERCENTAGES.
Problem
An item is sold at a profit of 10%. Had it been bought for 10% less and sold for $10 less, the profit would have been 20%. What is the cost price of the item?
- 100
- 1000
- 500
- 200
- 50
Posted in Percentages, Smart Math | Tags: Math Tricks, Mental Math, Percentages, Smart Math | No Comments »
Here’s and example of a SMART MATH problem for PERCENTAGES.
Problem
For a certain article if the discount is 10%, the profit is 10%. What is the profit if the discount is 5%?
- 5%
- 10%
- 13%
- 15%
- 16%
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Here’s and example of a SMART MATH problem for PERCENTAGES.
Problem
A sells B a piece of furniture for $45,000 at a loss of 10% B sells it to C at a price which would have given A a profit of 20%. What percent does B gain?
- 50/3
- 100/3
- 30/2
- 50/4
- 100/4
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Here’s and example of a SMART MATH problem for PERCENTAGES.
Problem
A salesman’s terms are changed from a flat commission of 5% on all his sales to a fixed salary of $1000 plus 2.5% commission on all sales exceeding $4000. If his remuneration with the new scheme was $600 more than by the first scheme, what was his sales worth?
- $6000
- $9000
- $12000
- $15000
- $18000
Posted in Percentages, Smart Math | Tags: Math Tricks, Mental Math, Percentages, Smart Math | 1 Comment »
Here’s and example of a SMART MATH problem for PERCENTAGES.
Problem
If the population increases by 3% per annum, what will be the population of the city 2 years hence, if it is 81250 now?
- 86198
- 87189
- 85988
- 88198
- 85189
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Here’s and example of a SMART MATH problem for PERCENTAGES.
Problem
In a examination of 5 subjects, all with the same maximum score, a candidate scored 60% in the aggregate and marks in proportion to 5 : 4 : 4 : 3 : 4 in individual subjects. What was his highest score in any subject?
- 60%
- 65%
- 70%
- 75%
- 80%
Posted in Percentages, Smart Math | Tags: Math Tricks, Mental Math, Percentages, Smart Math | No Comments »