Rainbow sings and sings and sings she started singing at 9: 42 a. m. she sang for 45 minutes . at what time she finish singing ?

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm