Examples of equations for practice for 12 year olds - page 7 of 59
Number of problems found: 1180
- Multiplying 82021
If I add 5 to this number, I get the same result as multiplying it by 5. What is that number? - Nationalities 81998
In the popular Italian resort of Caorle, there are only 4 nationalities. The resort has 3/20 Germans, 2/5 Czechs, 1/4 Austrians, and 500 Brits. How many tourists are there in total at the resort? - Important 81924
Karel went for a walk at a speed of 5 km/h. After 3 hours, Ondra rode to him with an important message. He was moving at a speed of 20 km/h. How many minutes did Ondra catch up with Karel? - Christmas 81908
Margaret bought Christmas presents with a quarter of her savings. How much did she save if the gifts cost CZK 160? Express the rest of the savings as a fraction.
- Calculated 81804
Mr. Hovorka pays a monthly flat rate of CZK 100 plus CZK 0.90 for each started minute of the call for his mobile phone. He calculated that each minute of the call last month cost him CZK 2.15. How many minutes was he on the phone? - Harvested 81719
Eight hop pickers harvest in 24 days. How many more pickers must be hired if the hops need to be harvested in 16 days? - Together 81701
The sisters Pavel and Petra are 29 years old together. Pavla is 3 years younger than Petra. HOW old is Pavle? Thank you very much. - Advantageous 81698
Mr. Rezek wants to rent an Opel Corsa car for one day. He can choose from two rental tariffs: Tariff 1: Daily flat rate of CZK 1,400. Tariff 2: Daily rental 360 CZK plus 4.50 CZK for each kilometer driven. For what number of kilometers driven is it more f - Customers 81647
A car dealer found that 1/2 of his customers bought French, 1/3 of German, and 1/6 (20) American cars. How many customers did the car dealer have?
- Discounted 81567
A trip to Egypt was discounted by one-third of the price at the last minute. The discount was 5760 CZK. What was the original price of the tour? - Necessary 81554 It is necessary to determine the number whose double is reduced by 15 equals the number 5.
- Threefold 81491 Find a number whose fivefold is 8 greater than threefold.
- Calculate 81406 Calculate the equation and do the test. (x+6)/2 - (x+4)/4 = (2x+1)/3 – (x-4)/6
- Simultaneously 81403 Cars left two places 520 km apart simultaneously at speeds of 30 km/h and 50 km/h. Where and when will they meet?
- One-fifth 81290
One-fifth of the bridge pillar is embedded in the ground. One-third of its length is in the water, and 1.4 m protrudes above the surface. Determine the length of the bridge pillar. - Individual 81289 The rod was divided into three parts. The first part measured one-third of the length, the second one-third of the rest, and the third part was 20 cm. Calculate the rod's original length and the individual parts' lengths.
- Vegetables 81242
I spent a tenth in the store on vegetables and 3 times more on sweets. I have 60 euros left. How many euros did I have? - Grandson 81235 The grandson is 11 years old, and the uncle is 59. In how many years will the uncle be 3 times older?
- Percentage 81134
We are painting a wooden fence. On the first day, we painted one-half of the fence. The next day, we painted half of the remaining part. On the third day, again, half of the remaining part. After the third painting, we had 12.5 meters of unpainted fence l
I paid 36 crowns for butter and chocolate. Butter was CZK 6 more expensive than chocolate. How much did the chocolate cost?Do you have homework that you need help solving? Ask a question, and we will try to solve it. Solving math problems.
