ned was trying to beat his old score of twenty-one points in a video game .if he scores exactly five points each round, how many rounds would he need to play to beat his old score?​

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Svetlana's hair is 4 4 centimeters ( cm cm) long. her hair grows 1 . 5 cm 1.5cm per month. svetlana wants her hair to be less than 1 6 cm 16cm long. write an inequality to determine the number of months, m m, svetlana can allow her hair to grow so that it is less than 1 6 cm 16cm long.