What is the likelihood that a point chosen inside the square will also be inside the circle?

What is 1/2 x (6 x 4)+3 + 2 show your work

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.