Percent practice

Percentage is a way of expressing a number, especially a ratio, as a fraction of 100. See also our verbal problems in percent or
examples1, examples2, examples3, examples4, examples5.

Calculate:

The number of examples:
Range of values:
Complexity:

68%	of	46	=
54%	of	6	=
85%	of	41	=
91%	of	8	=
15%	of	15	=
33%	of	96	=
15%	of	60	=
10%	of	26	=
69%	of	29	=
21%	of	12	=

Percentage in word math problems

• Discounts on rail (ZSSK)
  The railway company ZSSK offers a discount of 40% (SENIOR RAILPLUS) for 9.9 Eur/year. Calculate the real discount rate as a percentage, where passengers will travel 5 Eur per week.
• Cone and cube
  About what percentage has cone with base radius r larger volume than a same high cube with square base with edge length r?
• Sea water
  Seawater contains about 6.5% salt. How many dm³ of distilled water must we pour into 21 dm³ of seawater to get water with 1.2% salt?
• Sea water
  Mixing 63 kg of seawater with 43 kg rainwater is created water containing 2.7% salt. How much percent of seawater contains salt?

• Suit
  The suit cost 124 euros. How much cost the pants if it is 30% cheaper than the jacket?
• Simple interest 3
  Find the simple interest if 11928 USD at 2% for 10 weeks.
• Sales off
  What was its original price if a sweater sells for $ 19 after a 5% markdown?
• Barrel
  The barrel is filled with water up to 57% of its capacity. When we add two buckets will be filled to 73% of their capacity. What is the volume of a barrel if the volume of the bucket is 12 liters?
• Profits
  Two members will make a profit of 52,000 EUR. The first earned 8% more and the second 10% more and thus earned 56,700 EUR together. How much will each initially earn?

• Apartments
  The apartment on the first floor was 10% more expensive than the same apartment on the second floor. The difference was 105 Kc annually. Calculate the apartment's annual rent on the first floor and from the apartment on the second floor.
• Sugar
  The sugar factory produced 309.2 tons of sugar in 1 day at 14% sugar content. How many tons of pure beet sugar factory processed in 1 day?
• Increased 2472
  The price of skis increased twice from May to December, always by 20%. In December, the skis cost 1440 SKK. What was the original price in May?
• Farmland
  Farmers seeded maize to 45 ha, which is 15% of their total farmland. How many hectares of fields do they have?
• Assistant
  The Assistant rewrote 15% of the entire manuscript in 12 hours. How many hours must he still write to rewrite the rest of the manuscript?

• December salary
  The official had a monthly salary of 8,500 euros. During the year, they increased his salary by 15%, so he received a total of 112,200 euros for a year. From which month did they raise his salary? (1 = January .... 12 = December)

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