Arithmetic
Problems related to basic calculations, fractions, decimals, etc.
Problems in this category
The problem asks to express the speed of light, given as 299,792,458 meters per second, in scientifi...
Scientific NotationApproximationUnits Conversion
2025/4/28
The problem asks us to identify the true statements from a list of comparisons involving numbers in ...
Scientific NotationExponentsMultiplicationComparison
2025/4/28
The problem states that the diameter of Earth is approximately $8 \times 10^3$ miles, and the diamet...
Scientific NotationDivisionEstimation
2025/4/28
The problem states that the Mid-Atlantic Ridge is spreading at approximately $5 \times 10^{-5}$ kilo...
Scientific NotationDivisionRatio
2025/4/28
We are given the values of $lg3$ and $lg5$, and we are asked to find the value of $lg15$.
LogarithmsLogarithm PropertiesArithmetic Operations
2025/4/28
The problem asks us to evaluate the expression $\sqrt{8.357} \times 0.895^2$.
Square RootExponentsNumerical CalculationApproximation
2025/4/28
Calculate the value of the expression $\sqrt{8.357 \times 0.895^2}$.
Square RootsApproximationCalculations
2025/4/28
The problem states that 30 people answered a survey about their favorite book genres. A pie chart is...
PercentagesFractionsProportionsData Analysis
2025/4/27
The problem provides pie charts representing the medals won by two teams: Holwell Harriers and Dean ...
ProportionsPercentagesRatiosData AnalysisPie Charts
2025/4/27
A DVD that cost 140 soles is sold with a profit of 20% of the selling price. How many soles was it s...
PercentageProfitSelling PriceCost PriceWord Problem
2025/4/27