A rectangular prism has a length of 12 in a width of 5 in and a height of 41/4 in the prism is filled with cubes that have adage length of 1/4 in how many cubes are needed to fill the rectangular prism

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?