What is the length, in units, of the hypotenuse of a right triangle if each of the two legs is three units?

a. root of 18 units
b. root of 27 units
c. 3 units
d. 6 units

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left

What multiplys to be 1 but adds up to be 4

Randy and trey take turns cleaning offices on the weekends. it takes randy at most 4 hours to clean the offices. it takes trey at most 6 hours to clean the offices. what is the greatest amount of time it would take them to clean the offices together? 2.4 hours 2.5 hours