Because 8 is over 4, it can round up, making your number 86
The third angle: 180° - 90° - 51.5° = 48.5°
Answer:
6 hamburgers.
9 pops.
Step-by-step explanation:
18 divided by 3 = 6
18 divided by 2 = 9
Answer: 
Step-by-step explanation:
<h3>
The exercise is:</h3><h3>
"Dana loves rocks! She has 6 pieces of granite, 3 pieces of marble, 14 pieces of sandstone, and 1 piece of slate. What is the ratio of pieces of sandstone to pieces of marble in Dana's collection?"</h3><h3>
</h3><h3>
</h3>
You can use ratio to compare values.
By definition, ratios can be written in the following form:

In this case, you know that the number of pieces of different rocks that Diana has in her collections, are:

Since you must compare the number of pieces of sandstone and the number of pieces of marble in Dana's collection, you need to write the following ratio:

20×3 is 60 and if Sarah counted 45 beats in 20 seconds you'd multiply 45 by 3 so it would be 135.