Answer:
56 tiles
Step-by-step explanation:
Find the area of the room = 7 x 8 = 56 
To Find the tiles, divide the area of the room with the area of the tiles.
So,
= 56 tiles
Answer:
= 4
Step-by-step explanation:
sqrt 15 = 3.872
to approximate to the nearest whole number (integer), you take the first decimal number which is 8, since 8 is greater than 5, you will add one(1) to the whole number which is 3 to make it 4.
Answer:
80 did i go fast enough
Step-by-step explanation:
Answer:
25%
Step-by-step explanation:
Given that,
Initial cost of a t-shirt = $30
Final cost of a t-shirt = $37.50
We need to find percent of change. The percentage change in any value is given by :

Hence, the percentage error is 25%.