Basic operations and concepts - practice problems - page 2 of 322

Number of problems found: 6435

Gain or loss
A man purchases a certain number of apples at 3/eur and same number of apples at 4/euros. He mixed them together and sells them at 3/euros. What is the gain or loss percent? Write answer as number, loss as negative, gain as positive percent.
Saving from salary
A man spends 65% of his salary and saves 525 euros/month. Find his monthly salary.
An examination
In an examination there were 1000 boys and 800 girls. 60% of the boys and 50% of the girls passed. Find the percent of candidates failed.
The profit 4
By selling an article for 19.25 USD a trader makes a profit of 25% How much must he sell the article to make a profit of 40 %?
A lettuce
At Alan’s Produce, all produce is 20% off on Tuesdays. If a head of lettuce is normally $2.50, how much would it cost on Tuesday?
A shopkeeper 6
A shopkeeper allows 40% discount on the marked price and there is a loss of 30%. Find the profit percent if it is sold at the marked price.
Two articles
A shopkeeper bought two articles each at Rs.800. There was 25% profit on one and 25% loss on the other. Find the total percentage profit or loss in the whole transaction.
A swimming 2
A swimming pool had 2.5 million liters of water in it. Some water evaporated, and then the pool only had 2 million liters of water in it. What percent of the water evaporated?
A woodcutter
A woodcutter took 12 minutes to make 3 pieces of a block of wood. How much time would be needed to make 5 such pieces?
Wheat plus and minus
If the price of wheat is increased by 20% today, at what percent should it be decreased tomorrow, so as to bring down the price back to the original?
A man 19
A man buys apples at a certain price per dozen and sells them at eight times that price per hundred, find his gain or loss percent
Five percents
What is 5% written as a decimal?
The price 9
The price of sugar is increased by 25%. Find by how much percent a family must reduce their consumption so that their expenditure may increase only by 10%.
The election
Three candidates, Adam, Bibiana & Cindy, contested an election and received 1800, 3300, and 3900 votes, respectively. What percent of the total votes did Adam get?
Girls and boys
In a class of 50 there are 23 girls and 27 boys, what percent are a. Girls b. boys
An eraser
The cost of an eraser is $ 0.80 and the cost of a pencil is $ 2. What is the ratio of their costs in simplest form?
Two discounts 2
A shirt printed with a price of EUR 150 is sold for EUR 105 after two successive discounts. If the second discount is 12.5%, then find the first discount.
Two numbers 18
The two numbers are respectively 10% and 25% more than the third figure. What percent is the first of the second?
Cost price 2
If the cost price of 23 toys is equal to the selling price of 20 toys, find the gain or loss percent.
Tax info
The tax-free price of the jacket is €150 and the VAT rate is 24%. Calculate the VAT and Taxable price.

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