Answer:
down below.
Step-by-step explanation:
20 × 400 = 8000
8000 - 7200 = 800
therefore the % mark up is 10%, because 10% of 8000 is 800.
800 + 7200 = 8000
1 7/8 tons of sand will be required to fill the playground
It will be as I understand:
(x*y)=x
<span>
or (x*y)=y</span>
Answer:
Step-by-step explanation:
A =
h = 10 cm , b = 17 cm
A = 10 × 17 ÷ 2 = 85 cm²