Ratio + division - practice problems - page 10 of 12
Number of problems found: 227
- Ratio
Unfold number 1963 in the ratio 9:2:2. - Metallurgical enterprise
Metallurgical company daily produces 616 tons of cast iron. How many tons of coke does it burns to melt cast iron when 16 tons of cast consumes 11 tons of coke? - Car range
Calculate the maximum range of cars, if you can spend 10 euros, the diesel price is 1.55 Eur/l, and car consumption is 3 l/100 km. - Louvers
The company charges for office equipment louvers total 262 Eur. From the delivery, the bill is obvious that the louvers are 76 Eur more expensive than their installation. What percentage of the total charged is the installation of louvers?
- Tanks
The fire tank has a cuboid shape with a rectangular floor measuring 13.7 m × 9.8 m. Water depth is 2.4 m. Water was pumped from the tank into barrels with a capacity of 2.7 hl. How many barrels were used if the water level in the tank fell 5 cm? Wri - Dices
We will throw two dice. What is the probability that the ratio between numbers on the first and second dice will be 1:2? - Cyclist
A cyclist passes 64 km in 4 hours. How many kilometers did he pass in 7 hours? - Medicament
Many manufacturers produce the same type of medicament in various packages with different content of active substances. Pack 1: includes 60 pills of 600 mg of active substance per pack cost 31.5 Eur. Pack 2: includes 100 tablets of 1200 mg of active subst - Inheritance
After death, the father (♱ 54) remained mother (his wife) and 5 children. Inheritance by law is that the first mother will automatically get half of the property and the other half inherited by heirs, the mother and her 5 children by the same share. Calcu
- Clock
How many times a day do hands on a clock overlap? - Decibel
A circuit has an input power of 92 mW. Its output power is 12 mW. What is the loss in decibels? - Observer
The observer sees a straight fence 100 m long in 30° view angle. From one end of the fence is 102 m. How far is it from another end of the fence? - Forestry workers
56 laborers have employed planted trees in the forest. For 8 hour work, a day would end job in 37 days. After 16 days, 9 laborers go forth? How many days are needed to complete planting trees in nurseries by others if they work 10 hours a day? - School trip
School trip cost 247.2 Eur for one class (24 students). How much would a trip cost for two classes? (both classes together have 53 students)
- Lathe
From the cube of edge, 37 cm was a lathed maximum cylinder. What percentage of the cube is left as waste after being lathed? - Store
One meter of the textile was discounted by 2 USD. Now 9 m of textile cost as before 8 m. Calculate the old and new price of 1 m of the textile. - Bonus
The gross wage was 1323 USD, including the 25% bonus. How many USD were bonuses? - Tare
The gross weight of a shipment is 6314 kg, and its tare is 6%. Calculate the net weight of the shipment. - Scale
The swimming pool is long 110 m and 30 m wide. The city's plan is shown as a rectangle with an area 8.25 cm². What scale is the city plan?
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