Lakisha had $10 bills and $1 bills in her wallet. she used seven bills to buy a pair of shoes for $43. how many of each type of bill did she spent

Ablock of wood is a cube whose side is x in. long. you cut off a 1-inch thick piece from the entire right side. then you cut off a 3-inch thick piece from the entire top of the remaining shape. the volume of the remaining block is 2,002 in3. what are the dimensions of the original block of wood?

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.