Answer:
3.427 *10^3
Step-by-step explanation:
Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the 10
. If the decimal is being moved to the right, the exponent will be negative. If the decimal is being moved to the left, the exponent will be positive.
1.96 divided by 4 is 48.5 cents round it to get 49 cents
so 49 cents per pound
5 hours 380 cookies
--------- = -----------------
5 5
380/5 = 76 cookies made each hour