Richard buys 1 tooth cleaning kit for $25 and a toothbrush for $15. he spends the rest of his money on body soap. he has $80 at the start. each body soap is $5. how many can he buy?

Which choice represents the sample space ,s for this event

Find the volume of the described solid. the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x. a) 441b) 147c) 864d) 882

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists