Author Archives: rejanesugordiano

Interest (I) is an amount of money earned for using another’s money over a period of time. Formula:          Interest (I) = Principal (P) × Rate of Interest (R) × Time (T) I = P × R × T Problem: Jaypee opens a savings account in National Commercial Bank where the moneyContinue reading “Solving The Interest”

Ratio is the spoken language of arithmetic. It is a way of comparing two or more quantities having the same units. The quantities may be separate entities or they may be different parts of a whole. We can right the ratio of ” a”  and ” b ” in three ways: Word form – aContinue reading “Solving the Ratio”

In solving the statistics and probability use the formula ” Z= x- μ/σ “. The ” x “ is the value , the ” μ ” is the mean, while the ” σ ” is the standard deviation. Sample Problem:              A survey found out that the battery life of a gadget last for 3 yearsContinue reading “SOLVING STATISTIC AND PROBABILITY”

Solving Problem: Sheena and Nikka joined the ladies basketball tryout. Sheena scored 34 points in her two games while Nikka scored 51 in her three games. Whose average point per game is higher? Step 1: Read and understand the problem Step 2: What is asked in the problem. Example: Who between Sheena and Nikka hasContinue reading “Solving Multiplication of Fractions”