Equations practice problems - page 42 of 229
Number of problems found: 4561
- Equation of the circle
Find an equation of the circle whose diameter has endpoints (1,-4) and (3,2). - Representation 80447
On the school ski trip, the team set off from hut A at 9:30 a.m. to hut B at a speed of 2 m/s. Fifteen minutes later, the instructor followed them at a speed of 3 m/s. At what time and distance from cabin A will the instructor catch up with the team? Plea - FX parabola
Determine the equation of the parabola going through the following co-ordinates (1;2), (-1;-2), and (2;7) - Grazing 80444
Forty sheep graze in the meadow. There are 4 times more whites than blacks. How many white and how many black sheep are grazing in the meadow?
- Average 80442
The daily need for fat for a person is 80g on average. Almonds contain 45% fat. How many grams of almonds would a person have to eat if he wanted to cover his daily need for fats by eating only almonds? - Contains 80440
Cow's milk contains an average of 3.6% fat. How many liters of milk are needed to make 250g of butter? Butter contains 82% fat. - Carbohydrates 80435
Bread contains an average of 52% carbohydrates, and apples have 12% carbohydrates. How many apples weighing 220g would you have to eat to get as much carbohydrate as 150g of bread? - Carates
A 5/8 karat diamond was purchased for $1200. What would a similar diamond weigh 1 karat cost? - Solve 17
Solve a reciprocal equation: 18 36/64=9:n
- Consecutive integers The sum of three consecutive integers is 228. Find the three consecutive integers.
- The sum 26
The sum of Anna and Ina's ages is 19. In 4 years, Anna will be twice as old as Ina. What are their ages now? - Sum of 24 The sum of the two numbers is 95. If one exceeds the other by 15, find the numbers.
- Two numbers 14 Two numbers are in the ratio 7:9. If the sum of the numbers is 112, then the larger number is:
- Tom sold
Tom sold 75% of his farm, and the number of acres sold was 150. How many acres were there on the farm before selling?
- Two numbers 13 Two numbers are in the ratio 5:8. When 2 is added to each, the ratio of the resulting numbers is 2:3. Find the numbers.
- Spending 5
A boy spends 3/4 of his pocket money, and then 4/5 of the remainder is given to his sister. If he has 40 left, what did he have at first? - The sum 24
The sum of the three numbers is 80. The first number is 8 less than the third. The second number is 2 times the third. What are the numbers? - A sum 5 A sum of money is to be shared in the ratio 3:5:7. If the smallest share is Php9.00, How much money is shared?
- A hairdresser
A hairdresser is deciding where to open her studio. If the hairdresser chooses Location A, she will pay $1200 per month in rent and will charge $45 per haircut. If she chooses Location B, she will pay $1800 monthly rent and charge $60 per haircut. How man
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