A painting has a current value of $15 600. What was its value 15 years ago, to the nearest dollar, if it appreciated by 6.3% p. a.?

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height