[[x]] means that the integer should be rounded down to the greatest integer that is of the same value as x or is lower than x.
It will take 49 minutes for 9 people to paint 7 walls
The answer to that question is C
Answer:
$15
Step-by-step explanation:
if one pound is $5 and we need 3, then we can multiply the price of one pound by 3. (3×$5) This gives $15