My brother is 5 years older than me. my sister is 3 years younger than me. how old will my sister be when i am n years old? pls i dont get it

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?