Answer:
1/4 <u>divided by</u> 1/3
1/3 <u>divided into</u> 1/4
<u>How many</u> 1/3 <u>are in</u> 1/4
Step-by-step explanation:
Answer:
123
Step-by-step explanation:
180-57=123
OK OK ok
Answer:

<h3><u>(20+15x)</u> is the right answer.</h3>
Answer:
In 30 days the rainfall level will be 30 × (2.3 +- 0.05 mm) or 69.0 +- 1.5 mm
The formula of an area of trapezoid:

We have:

Substitute:

The perimeter:
