The rule of 72 is a shortcut investors can use to determine how long it will take their investment to double based on a fixed annual rate of return. To use the rule of 72, divide 72 by the fixed ...

u followed by a consonant, such as the word hop. The rule for these types of words is that we double the last letter before we add the suffix. So, if you’ve a rabbit called Hoppy this rule helps ...

Rule 2 - For words that end in a short vowel sound followed by a consonant, you need to double the last letter then add the suffix. Remember spelling rules 3 and 4. Rule 3 - For words ending in a ...