Work out the value of (6.8x10^2) x (1.3x10^-3) give your answer in standard form

Neveah and clint are baking muffins for the bake sale. they need to bake 30 muffins for their display case. clint has baked 4 so far, and neveah has baked 7. how many muffins (m) do they have left to bake? show your work!

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?

E. which of the following is not a possible probability? a. 25/100 b. 1.25 c. 1 d. 0