Maths practice for 14 year olds - page 10 of 297
Number of problems found: 5923
- Tadeo
Tadeo volunteered at the library 6 times as many hours over the weekend as Dylan. Together, they volunteered a total of 14 hours. How many hours did each person volunteer over the weekend? Write a system of equations that represents the situation. Let x r - Fraction's sequence
What is the next fraction in this sequence? Simplify your answer. 1/59, 2/59, 4/59, 8/59, ... - A company 2
A company invests 51000. After 4 years of growth at the same rate each year, the investment is worth 68920. Find the annual growth rate as a percentage. - Kevin 4
Kevin is 4 years older than Margaret. Next year Kevin will be 2 times as old as Margaret. How old is Kevin?
- Flour to sugar ratio
I need 4 1/5 of flour for every 2/5 cups of sugar. How much sugar do I need for 8 cups of flour? - Terrance
Terrance budgets $435 of his salary for car expenses. His salary is $2 900. What percent of his salary is budgeted for car expenses? - A blanket
A blanket is 60 inches by 72 inches. If you want to make it 1/3 smaller, what size would it be? - The ratio
At a certain convention, the ratio of men to women is 3 to 8. If there were 352 people there, how many were men? - Polynomial rectangle
If the length and width of a rectangle are (a² - 6a + 4) and ( -2a² - 9a + 3), find the area of the rectangle.
- Temperature - linear function
In the morning, at 08:00 hours, the temperature was -8°C, and in the afternoon, at 16:00 hours, the temperature was 24°C. Assuming that the temperature changes steadily, what was the temperature at 1300 hours, and what was the time when the temperature wa - Sarah 4
Sarah and Jamal were learning partners in math class and were working independently. They each started at the point (−2, 5) and moved 3 units vertically in the plane. Each student arrived at a different endpoint. How is this possible? Explain and list the - Salt water
The ratio of water (in liters) to salt (in grams) needs to be 3 to 2. If we add 10 grams of salt, how much water do we need to add? - Solve 23
Solve the following inequality: 4 - ½ (2 x - 3) < 1/3 (5 - 3 x) - 56.9 divided
56.9 divided by 10 missing exponents = 0.569
- A 100-inch
A 100-inch stick is to be divided into four using the ratio 2: 5: 7: 11. How long is the longest piece? - Scale model
In a model train set, 1.38 inches represents one foot in real life. The height of One World Trade Center in New York City is 1776 feet. How tall would a scale model of the building be? Should you calculate 1776 x 1.38 or 1776 ÷ 1.38? - The marked
The marked price of the item was P62.50. At a seasonal sale, a discount was given 20% discount, leaving the dealer a profit of 14 2/7 % of the cost of each item. Find the profit and the cost price. - Kenneth 2
Kenneth has 100 pennies, 20 nickels, 10 dimes, and 4 quarters. How many ways can he choose coins that total 25 cents? - Nickels and dimes
Bob has a handful of nickels and dimes worth $2.45. How many dimes are there if there are 4 more nickels than dimes? Hint: A nickel is worth 5 cents, and a dime is worth 10 cents. So, one dime is worth the same as two nickels.
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