The school store collected $12.00 from selling pencils and a total of $42.00 from selling pencils and pens. if pens cost $0.75 each, how many were sold?
a) 72

b) 56

c) 16

d) 40

Sherina wrote and solved the equation. x-56=230 x-56-56=230-56 x=174 what was sherina’s error? sherina’s work is correct. sherina only needed to subtract 56 from 230. sherina made a subtraction error when subtracting 56 from 230. sherina should have added 56 to both sides of the equation.

What point is the projection of q on a) r b) s c) t

Enter numbers to write 0.000328 0.000328 in scientific notation. 1 1 0.000328=3.28 × 0 . 000328 = 3 . 28 × =3.28×10 = 3 . 28 × 10