Help me please!! What is the speed of sound in air when the temperature is 35 degrees C? V= 331 m/s + (0.61 m/s) (t/ 1 degrees C)

Taber invested money in an account where interest is compounded every year.he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school.each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220

3. simplify. 312⋅312 4. rewrite n√xm using a rational expression.