If $7500 is invested at an interest rate of 5% each year, what is the value of the investment in 4 years? write an exponential function and solve.

Average salary for a medical assistant is $31,220 which is a 20% income tax bracket how much money would they pay in income tax?

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab