Money - 7th grade (12y) - math problems
Money or finance are an essential medium of exchange, a unit of account and store of value in modern society. Mathematical examples helps to get basic financial literacy.
Number of problems found: 195
- Gas, lpg and diesel
Calculate how much it costs to drive 35000 km by car: a) a car with a consumption of 8l/100 km of LPG for 60 cents b) 7l/100 km of petrol for 1.33 euros c) 6 l/100 km of diesel for 1.2 euros. Calculate what is cheaper.
- Telco company
The upstairs communications company offers customers a special long distance calling rate that includes a $0.10 per minute charge. Which of the following represents this fee scheduale where m represents the number of minutes and c is the overall cost of t
- Used cars
Peter plans to buy a used car: the first car Renault Espace 2.0 dCi 16V Dynamique 2006, costs 2000 euros. It is 14 years old and has a combined diesel consumption of 8 liters. / 100 km. Diesel costs 1.1 euros/liter. How much will the car cost him to opera
$27.40 babysitting for 4 hours. How much would she make if she babysat for 7 hours?
Jack and Paul decided to play chess against each other. They bet ten pesos on each game they played. Jack won three bets and Paul won fifty pesos. How many games did they play?
- Dividing money
Milan divided 360 euros in the ratio 4: 5, Erik in the ratio 500: 625. How many euros did the individual parts of Milan and how many Erik?
The land is in the shape of a square with a dimension of 22 meters. How much will we pay for the fence around the entire plot?
Emilio made 69 potholders. Each potholder cost him $2.81 to make. If he sells each potholder for $3.12, how much profit will he make?
- The Stolen Money
A man walks into a store and steals a $100 bill. 5 minutes later, he returns to the store and buys stuff worth $70. He pays with the bill that he had stolen, so the owner of the store returns him $30. How many dollars did the store owner lose?
A taxi ride costs $3 plus $2.50 per mile. Write and Graph an equation in two variables that represents the total cost of a taxi ride.
- Cris had
Cris had 15000 . He spent 1/3 of his money on a table and the remaining on 5 similar chairs that cost the same. How much did one chair cost?
Michal has 2.90 per hour. How much does he earn during the week of the summer job?
Peter spends 1/5 of his earnings on his rent and he saves 2/7. What fraction of his earnings is left?
The amount that Susan charges per hour for babysitting are directly proportional to the number of children she is watching. She charges $4.50 for 3 kids. How much would she charge to babysit 5 kids?
- Magic bag
Each time the prince crossed the bridge, the number of tolars in the magic bag doubled. But then the devil always conjured 300 tolars for him. When this happened for the third time, the prince had twice as much as he had in the beginning. How many tolars
The cube-shaped cube box has the dimensions of 30 cm × 30 cm × 12 cm. How many CZK (Czech crowns) would cost be the biggest cake that would fit into the box when a 10 cm³ cake costs CZK 0.5? The cake has the same shape as the box.
- Fruits 2
An apple costs 7p and a melon costs seven times more. How much will 6 apples and 2 melons cost
- Phone plan
Victoria's cell phone plan costs $30.00 a month. If she used 12.5 hours in May, how much did Victoria pay per minute?
The king divided the ducats to his three sons in a ratio of 2: 5: 4. How many ducats the king divided them if the youngest received 260 ducats, which was the least of all sons.
- One deci
Wine 0,375 l costs 2040 CZK. How much does 1 dl cost?
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