Maths practice for 14 year olds - page 21 of 369

Number of problems found: 7363

The graph
Given that (-5,8) is on the graph of f(x), find the corresponding point for the function f(x)-2.
Gift card
Lauren was given a gift card for a coffee shop. Each morning, Lauren uses the card to buy one cup of coffee. The original amount of money on the gift card was $10, and each cup of coffee costs $2. Make a table of values and then write an equation for A, i
TF quiz
Gomer has to take a 5 question true/false quiz, but he hasn't studied. He will guess at each problem. In how many different ways is it possible to answer the quiz questions? How likely is it that he will get a score of 100%?
A bank
A bank reported that x/12 more first-time buyers took a mortgage out last month. If a quarter more mortgages were taken out, what number (x) is missing?
Express 72
Express the percentage to a fraction. 15%
Dostaneli
If we get 5% of the amount that Petr has in his wallet and 4% of the amount that Paul has with him, we will have 46 CZK. However, if we get 4% from Peter's and 5% from Paul's, we will only have 44 CZK. How many crowns do Petr and Paul have with them?
There 35
There are three points on a straight line: A, BC. If CD = 8x, DE = 3, and CE = x + 10, what is CD? Simplify your answer and write it as a proper fraction, mixed number, or integer.
X intercept
Given: 3y+2x=-6 Calculate the X-intercept.
A mortgage
A mortgage company charges borrowers $3.50 plus 2% of the loan amount. What is the total charge to get a home loan of $190,000?
Library and gym
In a town, 7/8 of the population has a library card, and 3/4 has a gym membership. What fraction of the population has either a library card or a gym membership?
Below 5
Below is a collection of test scores from a class of 20 students. Make 2 histograms of the data. Choose your own horizontal scales as long as you have more than 4 cells in each histogram. 65 70 68 87 98 91 77 85 70 72 86 86 94 95 67 88 77 99 74 71
Eggs in basket
If the eggs in a basket are removed twice at a time, one will remain. Two eggs will remain if the eggs are removed three at a time. If the eggs are removed four, five, or six at a time, the three, four, and five eggs will remain, respectively. However, no
HCF of polynoms
Find the HCF of the given expression: 2a²b²c⁴, 2a⁴b³c³ and 4a²b³
A coin
Suppose you tossed a coin 12 times. The coin landed on heads 9 times and on tail 3 times. What is the probability of landing on tails?
The average 11
The average of a set of 7 numbers is 20. The average of a second set of 13 numbers is 40. What is the mean of all 20?
Tavarius
Tavarius scored an 85% on his math exam. If there were 20 questions on the exam, how many did he get correct?
Perfect square or cube
Would you classify 324 as a perfect square, perfect cube, both, or neither? ...
Scientific notation mul
A student found the product of 8 × 10³ and 7 × 10⁵ to be 5.6 × 10⁸. What is the error? What is the correct product? Complete the explanation.
Three angles
The three angles of a triangle are (3x-2)°, (4x+5)°, and (2x-3)°, then find the angles.
Line equation:
Line equation: y-3=8/9(x-5) Solve for slope

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