Consider the following sentences. (a) vybrp(x, y) (b) vr3yp(,y) under the interpretation where a and y range over the integers and p(z, y) is the predicate "x2 y", state whether each sentence is true or false and give a short explanation of why. no marks without explanations.] [6)

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18

The high temp today was 62°. when nighttime comes, the temp will drop 40°. by 4am the temp will drop an additional 40°. what is the temp at 4am?