The histogram shows the number of items that customers bought during a trip to the grocery store one day. four hundred customers took a trip to the grocery store that day. which is the best estimate for the number who bought fewer than 30 items during their trip?
a)278
b)204
c)148
d)106

Find the solution of system of equation y= x-4 y=4x+2

Robert is placing sod in two square shaped areas of his backyard. one side of the first area is 7.5 feet. one side of the other area is 5.7 feet. the sod costs y dollars per square foot

Luigi is the first person to finish a 5k race and is standing 13 feet beyond the finish line. another runner, mario, is still running the race and has approximately 24 feet before he reaches the finish line. what is the distance between mario and luigi? explain through words, numbers or pictures how you found the answer.